Collection: Keysteel Lengths - Square - Carbon Steel

Keysteel Lengths -> Square -> Carbon Steel

There are 205 products in the sub-categories of Keysteel Lengths - Square - Carbon Steel. Scroll down or follow the link to Keysteel Lengths - Square - Carbon Steel in the products table to see all these items combined into a handy table with filters.

Category Details

A selection of Carbon Steel Square Keysteel Lengths. Plain carbon steel key steel. Square steel bar that can be used for keysteel or for small construction projects.

An expanded range may be available on special order. Please enquire.
Use oversized for replacing keys where the keyway may be slightly worn - standard aftermarket keysteel
Use undersized for manufacturing and new applications where the keyway tolerances can be controlled

Miniature Bearings Australia - MBA Minibearings

Additional resources:

Keysteel Catalogue PDF

A more concise listing may be found in the Keysteel Lengths - Square - Carbon Steel category on the Small Parts & Bearings online store.

Width (s1)	Height (s2)	Length (L)	Indicative Image
Width (s1) 1.588 mm _{+ 0.051 / - 0.00} (Equiv. 0.063 in.)	Height (s2) 1.588 mm _{+ 0.051 / - 0.00} (Equiv. 0.063 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0016-0300-KPO (50 Pcs) Square Keysteel Lengths - 1.588x1.588x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $43.05 AUD Regular price ~~$51.65 AUD~~ Sale price $43.05 AUD Unit price per Per 50 Quantity Required Backorder: Out of Stock.
Width (s1)	Height (s2)	Length (L)	Indicative Image
Width (s1) 1.588 mm _{+ 0.051 / - 0.00} (Equiv. 0.063 in.)	Height (s2) 1.588 mm _{+ 0.051 / - 0.00} (Equiv. 0.063 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0016-0300-KPO (50 Pcs) Square Keysteel Lengths - 1.588x1.588x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $43.05 AUD Regular price ~~$51.65 AUD~~ Sale price $43.05 AUD Unit price per Per 50 Quantity Required Backorder: Out of Stock.
4R-0016-0300-KPO (50 Pcs) --- Square Keysteel Lengths - 1.588x1.588x300 mm - Carbon Steel 1045 Sale 4R-0016-0300-KPO (50 Pcs) --- Square Keysteel Lengths - 1.588x1.588x300 mm - Carbon Steel 1045 Regular price $43.05 AUD Regular price ~~$51.65 AUD~~ Sale price $43.05 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 1.588 mm _{+ 0 / - 0.051} (Equiv. 0.063 in.)	Height (s2) 1.588 mm _{+ 0 / - 0.051} (Equiv. 0.063 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0016-0300-KPU (5 Pcs) Square Keysteel Lengths - 1.588x1.588x300 mm - Carbon Steel 1045 1 pack (5 pcs) Available Now \| Further orders can be expected around Sun, Sep 21, 2025 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Per 5 Quantity Required 1 pack (5 pcs) Available Now. Backorder if more than 1.
Width (s1) 1.588 mm _{+ 0 / - 0.051} (Equiv. 0.063 in.)	Height (s2) 1.588 mm _{+ 0 / - 0.051} (Equiv. 0.063 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0016-0300-KPU (5 Pcs) Square Keysteel Lengths - 1.588x1.588x300 mm - Carbon Steel 1045 1 pack (5 pcs) Available Now \| Further orders can be expected around Sun, Sep 21, 2025 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Per 5 Quantity Required 1 pack (5 pcs) Available Now. Backorder if more than 1.
4R-0016-0300-KPU (5 Pcs) --- Square Keysteel Lengths - 1.588x1.588x300 mm - Carbon Steel 1045 4R-0016-0300-KPU (5 Pcs) --- Square Keysteel Lengths - 1.588x1.588x300 mm - Carbon Steel 1045 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per 1 Available Now
Width (s1) 1.588 mm _{+ 0.051 / - 0.00} (Equiv. 0.063 in.)	Height (s2) 1.588 mm _{+ 0.051 / - 0.00} (Equiv. 0.063 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0016-0914-KPO Square Keysteel Lengths - 1.588x1.588x914 mm - Carbon Steel 1045 19 Available Now \| Further orders can be expected around Sun, Sep 21, 2025 Regular price $4.14 AUD Regular price Sale price $4.14 AUD Unit price per Each Quantity Required 19 Available Now. Backorder if more than 19.
Width (s1) 1.588 mm _{+ 0.051 / - 0.00} (Equiv. 0.063 in.)	Height (s2) 1.588 mm _{+ 0.051 / - 0.00} (Equiv. 0.063 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0016-0914-KPO Square Keysteel Lengths - 1.588x1.588x914 mm - Carbon Steel 1045 19 Available Now \| Further orders can be expected around Sun, Sep 21, 2025 Regular price $4.14 AUD Regular price Sale price $4.14 AUD Unit price per Each Quantity Required 19 Available Now. Backorder if more than 19.
4R-0016-0914-KPO --- Square Keysteel Lengths - 1.588x1.588x914 mm - Carbon Steel 1045 4R-0016-0914-KPO --- Square Keysteel Lengths - 1.588x1.588x914 mm - Carbon Steel 1045 Regular price $4.14 AUD Regular price Sale price $4.14 AUD Unit price per 19 Available Now
Width (s1) 1.588 mm _{+ 0 / - 0.051} (Equiv. 0.063 in.)	Height (s2) 1.588 mm _{+ 0 / - 0.051} (Equiv. 0.063 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0016-0914-KPU (50 Pcs) Square Keysteel Lengths - 1.588x1.588x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Tue, Sep 30, 2025 Regular price $338.68 AUD Regular price ~~$406.42 AUD~~ Sale price $338.68 AUD Unit price per Per 50 Quantity Required Backorder: Out of Stock.
Width (s1) 1.588 mm _{+ 0 / - 0.051} (Equiv. 0.063 in.)	Height (s2) 1.588 mm _{+ 0 / - 0.051} (Equiv. 0.063 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0016-0914-KPU (50 Pcs) Square Keysteel Lengths - 1.588x1.588x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Tue, Sep 30, 2025 Regular price $338.68 AUD Regular price ~~$406.42 AUD~~ Sale price $338.68 AUD Unit price per Per 50 Quantity Required Backorder: Out of Stock.
4R-0016-0914-KPU (50 Pcs) --- Square Keysteel Lengths - 1.588x1.588x914 mm - Carbon Steel 1045 Sale 4R-0016-0914-KPU (50 Pcs) --- Square Keysteel Lengths - 1.588x1.588x914 mm - Carbon Steel 1045 Regular price $338.68 AUD Regular price ~~$406.42 AUD~~ Sale price $338.68 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 2.000 mm _{+ 0 / - 0.051} (Equiv. 0.079 in.)	Height (s2) 2.000 mm _{+ 0 / - 0.051} (Equiv. 0.079 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0020-0300-KPU (5 Pcs) Square Keysteel Lengths - 2x2x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $8.95 AUD Regular price Sale price $8.95 AUD Unit price per Per 5 Quantity Required Backorder: Out of Stock.
Width (s1) 2.000 mm _{+ 0 / - 0.051} (Equiv. 0.079 in.)	Height (s2) 2.000 mm _{+ 0 / - 0.051} (Equiv. 0.079 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0020-0300-KPU (5 Pcs) Square Keysteel Lengths - 2x2x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $8.95 AUD Regular price Sale price $8.95 AUD Unit price per Per 5 Quantity Required Backorder: Out of Stock.
4R-0020-0300-KPU (5 Pcs) --- Square Keysteel Lengths - 2x2x300 mm - Carbon Steel 1045 4R-0020-0300-KPU (5 Pcs) --- Square Keysteel Lengths - 2x2x300 mm - Carbon Steel 1045 Regular price $8.95 AUD Regular price Sale price $8.95 AUD Unit price per Out of stock! Backorder Now
Width (s1) 2.381 mm _{+ 0 / - 0.051} (Equiv. 0.094 in.)	Height (s2) 2.381 mm _{+ 0 / - 0.051} (Equiv. 0.094 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0024-0300-KPU Square Keysteel Lengths - 2.381x2.381x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $5.59 AUD Regular price Sale price $5.59 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
Width (s1) 2.381 mm _{+ 0 / - 0.051} (Equiv. 0.094 in.)	Height (s2) 2.381 mm _{+ 0 / - 0.051} (Equiv. 0.094 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0024-0300-KPU Square Keysteel Lengths - 2.381x2.381x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $5.59 AUD Regular price Sale price $5.59 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
4R-0024-0300-KPU --- Square Keysteel Lengths - 2.381x2.381x300 mm - Carbon Steel 1045 4R-0024-0300-KPU --- Square Keysteel Lengths - 2.381x2.381x300 mm - Carbon Steel 1045 Regular price $5.59 AUD Regular price Sale price $5.59 AUD Unit price per Out of stock! Backorder Now
Width (s1) 2.381 mm _{+ 0.051 / - 0.00} (Equiv. 0.094 in.)	Height (s2) 2.381 mm _{+ 0.051 / - 0.00} (Equiv. 0.094 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0024-0300-KPO (5 Pcs) Square Keysteel Lengths - 2.381x2.381x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $17.77 AUD Regular price Sale price $17.77 AUD Unit price per Per 5 Quantity Required Backorder: Out of Stock.
Width (s1) 2.381 mm _{+ 0.051 / - 0.00} (Equiv. 0.094 in.)	Height (s2) 2.381 mm _{+ 0.051 / - 0.00} (Equiv. 0.094 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0024-0300-KPO (5 Pcs) Square Keysteel Lengths - 2.381x2.381x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $17.77 AUD Regular price Sale price $17.77 AUD Unit price per Per 5 Quantity Required Backorder: Out of Stock.
4R-0024-0300-KPO (5 Pcs) --- Square Keysteel Lengths - 2.381x2.381x300 mm - Carbon Steel 1045 4R-0024-0300-KPO (5 Pcs) --- Square Keysteel Lengths - 2.381x2.381x300 mm - Carbon Steel 1045 Regular price $17.77 AUD Regular price Sale price $17.77 AUD Unit price per Out of stock! Backorder Now
Width (s1) 2.381 mm _{+ 0.051 / - 0.00} (Equiv. 0.094 in.)	Height (s2) 2.381 mm _{+ 0.051 / - 0.00} (Equiv. 0.094 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0024-0914-KPO Square Keysteel Lengths - 2.381x2.381x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $4.68 AUD Regular price ~~$5.62 AUD~~ Sale price $4.68 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
Width (s1) 2.381 mm _{+ 0.051 / - 0.00} (Equiv. 0.094 in.)	Height (s2) 2.381 mm _{+ 0.051 / - 0.00} (Equiv. 0.094 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0024-0914-KPO Square Keysteel Lengths - 2.381x2.381x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $4.68 AUD Regular price ~~$5.62 AUD~~ Sale price $4.68 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
4R-0024-0914-KPO --- Square Keysteel Lengths - 2.381x2.381x914 mm - Carbon Steel 1045 Sale 4R-0024-0914-KPO --- Square Keysteel Lengths - 2.381x2.381x914 mm - Carbon Steel 1045 Regular price $4.68 AUD Regular price ~~$5.62 AUD~~ Sale price $4.68 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 2.381 mm _{+ 0 / - 0.051} (Equiv. 0.094 in.)	Height (s2) 2.381 mm _{+ 0 / - 0.051} (Equiv. 0.094 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0024-0914-KPU Square Keysteel Lengths - 2.381x2.381x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $9.59 AUD Regular price ~~$11.51 AUD~~ Sale price $9.59 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
Width (s1) 2.381 mm _{+ 0 / - 0.051} (Equiv. 0.094 in.)	Height (s2) 2.381 mm _{+ 0 / - 0.051} (Equiv. 0.094 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0024-0914-KPU Square Keysteel Lengths - 2.381x2.381x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $9.59 AUD Regular price ~~$11.51 AUD~~ Sale price $9.59 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
4R-0024-0914-KPU --- Square Keysteel Lengths - 2.381x2.381x914 mm - Carbon Steel 1045 Sale 4R-0024-0914-KPU --- Square Keysteel Lengths - 2.381x2.381x914 mm - Carbon Steel 1045 Regular price $9.59 AUD Regular price ~~$11.51 AUD~~ Sale price $9.59 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 3.000 mm _{+ 0 / - 0.051} (Equiv. 0.118 in.)	Height (s2) 3.000 mm _{+ 0 / - 0.051} (Equiv. 0.118 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0030-0300-KPU Square Keysteel Lengths - 3x3x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
Width (s1) 3.000 mm _{+ 0 / - 0.051} (Equiv. 0.118 in.)	Height (s2) 3.000 mm _{+ 0 / - 0.051} (Equiv. 0.118 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0030-0300-KPU Square Keysteel Lengths - 3x3x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
4R-0030-0300-KPU --- Square Keysteel Lengths - 3x3x300 mm - Carbon Steel 1045 4R-0030-0300-KPU --- Square Keysteel Lengths - 3x3x300 mm - Carbon Steel 1045 Regular price $5.05 AUD Regular price Sale price $5.05 AUD Unit price per Out of stock! Backorder Now
Width (s1) 3.000 mm _{+ 0 / - 0.051} (Equiv. 0.118 in.)	Height (s2) 3.000 mm _{+ 0 / - 0.051} (Equiv. 0.118 in.)	Length (L) 1000 mm _{+/- 3.2} (Equiv. 39.37 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0030-1000-KPU Square Keysteel Lengths - 3x3x1000 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $9.59 AUD Regular price ~~$11.51 AUD~~ Sale price $9.59 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
Width (s1) 3.000 mm _{+ 0 / - 0.051} (Equiv. 0.118 in.)	Height (s2) 3.000 mm _{+ 0 / - 0.051} (Equiv. 0.118 in.)	Length (L) 1000 mm _{+/- 3.2} (Equiv. 39.37 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0030-1000-KPU Square Keysteel Lengths - 3x3x1000 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $9.59 AUD Regular price ~~$11.51 AUD~~ Sale price $9.59 AUD Unit price per Each Quantity Required Backorder: Out of Stock.
4R-0030-1000-KPU --- Square Keysteel Lengths - 3x3x1000 mm - Carbon Steel 1045 Sale 4R-0030-1000-KPU --- Square Keysteel Lengths - 3x3x1000 mm - Carbon Steel 1045 Regular price $9.59 AUD Regular price ~~$11.51 AUD~~ Sale price $9.59 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 3.000 mm _{+ 0.051 / - 0.00} (Equiv. 0.118 in.)	Height (s2) 3.000 mm _{+ 0.051 / - 0.00} (Equiv. 0.118 in.)	Length (L) 3000 mm _{+/- 3.2} (Equiv. 118.11 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0030-3000-KPO Square Keysteel Lengths - 3x3x3000 mm - Carbon Steel 1045 Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Width (s1) 3.000 mm _{+ 0.051 / - 0.00} (Equiv. 0.118 in.)	Height (s2) 3.000 mm _{+ 0.051 / - 0.00} (Equiv. 0.118 in.)	Length (L) 3000 mm _{+/- 3.2} (Equiv. 118.11 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0030-3000-KPO Square Keysteel Lengths - 3x3x3000 mm - Carbon Steel 1045 Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Width (s1) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0032-0300-KPU (7 Pcs) Square Keysteel Lengths - 3.175x3.175x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $15.95 AUD Regular price ~~$19.15 AUD~~ Sale price $15.95 AUD Unit price per Per 7 Quantity Required Backorder: Out of Stock.
Width (s1) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0032-0300-KPU (7 Pcs) Square Keysteel Lengths - 3.175x3.175x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $15.95 AUD Regular price ~~$19.15 AUD~~ Sale price $15.95 AUD Unit price per Per 7 Quantity Required Backorder: Out of Stock.
4R-0032-0300-KPU (7 Pcs) --- Square Keysteel Lengths - 3.175x3.175x300 mm - Carbon Steel 1045 Sale 4R-0032-0300-KPU (7 Pcs) --- Square Keysteel Lengths - 3.175x3.175x300 mm - Carbon Steel 1045 Regular price $15.95 AUD Regular price ~~$19.15 AUD~~ Sale price $15.95 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0032-0300-KPO (7 Pcs) Square Keysteel Lengths - 3.175x3.175x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $8.86 AUD Regular price ~~$10.64 AUD~~ Sale price $8.86 AUD Unit price per Per 7 Quantity Required Backorder: Out of Stock.
Width (s1) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0032-0300-KPO (7 Pcs) Square Keysteel Lengths - 3.175x3.175x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $8.86 AUD Regular price ~~$10.64 AUD~~ Sale price $8.86 AUD Unit price per Per 7 Quantity Required Backorder: Out of Stock.
4R-0032-0300-KPO (7 Pcs) --- Square Keysteel Lengths - 3.175x3.175x300 mm - Carbon Steel 1045 Sale 4R-0032-0300-KPO (7 Pcs) --- Square Keysteel Lengths - 3.175x3.175x300 mm - Carbon Steel 1045 Regular price $8.86 AUD Regular price ~~$10.64 AUD~~ Sale price $8.86 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0032-0914-KPU (3 Pcs) Square Keysteel Lengths - 3.175x3.175x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $20.59 AUD Regular price ~~$24.71 AUD~~ Sale price $20.59 AUD Unit price per Per 3 Quantity Required Backorder: Out of Stock.
Width (s1) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0032-0914-KPU (3 Pcs) Square Keysteel Lengths - 3.175x3.175x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $20.59 AUD Regular price ~~$24.71 AUD~~ Sale price $20.59 AUD Unit price per Per 3 Quantity Required Backorder: Out of Stock.
4R-0032-0914-KPU (3 Pcs) --- Square Keysteel Lengths - 3.175x3.175x914 mm - Carbon Steel 1045 Sale 4R-0032-0914-KPU (3 Pcs) --- Square Keysteel Lengths - 3.175x3.175x914 mm - Carbon Steel 1045 Regular price $20.59 AUD Regular price ~~$24.71 AUD~~ Sale price $20.59 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0032-0914-KPO (3 Pcs) Square Keysteel Lengths - 3.175x3.175x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $13.05 AUD Regular price ~~$15.65 AUD~~ Sale price $13.05 AUD Unit price per Per 3 Quantity Required Backorder: Out of Stock.
Width (s1) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0032-0914-KPO (3 Pcs) Square Keysteel Lengths - 3.175x3.175x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $13.05 AUD Regular price ~~$15.65 AUD~~ Sale price $13.05 AUD Unit price per Per 3 Quantity Required Backorder: Out of Stock.
4R-0032-0914-KPO (3 Pcs) --- Square Keysteel Lengths - 3.175x3.175x914 mm - Carbon Steel 1045 Sale 4R-0032-0914-KPO (3 Pcs) --- Square Keysteel Lengths - 3.175x3.175x914 mm - Carbon Steel 1045 Regular price $13.05 AUD Regular price ~~$15.65 AUD~~ Sale price $13.05 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Length (L) 1800 mm _{+/- 3.2} (Equiv. 70.866 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0032-1800-KPU (2 Pcs) Square Keysteel Lengths - 3.175x3.175x1800 mm - Carbon Steel 1045 Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Width (s1) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0 / - 0.051} (Equiv. 0.125 in.)	Length (L) 1800 mm _{+/- 3.2} (Equiv. 70.866 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0032-1800-KPU (2 Pcs) Square Keysteel Lengths - 3.175x3.175x1800 mm - Carbon Steel 1045 Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Width (s1) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Length (L) 1800 mm _{+/- 3.2} (Equiv. 70.866 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0032-1800-KPO (2 Pcs) Square Keysteel Lengths - 3.175x3.175x1800 mm - Carbon Steel 1045 Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Width (s1) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Length (L) 1800 mm _{+/- 3.2} (Equiv. 70.866 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0032-1800-KPO (2 Pcs) Square Keysteel Lengths - 3.175x3.175x1800 mm - Carbon Steel 1045 Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Width (s1) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Length (L) 3000 mm _{+/- 3.2} (Equiv. 118.11 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0032-3000-KPO Square Keysteel Lengths - 3.175x3.175x3000 mm - Carbon Steel 1045 Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Width (s1) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Height (s2) 3.175 mm _{+ 0.051 / - 0.00} (Equiv. 0.125 in.)	Length (L) 3000 mm _{+/- 3.2} (Equiv. 118.11 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0032-3000-KPO Square Keysteel Lengths - 3.175x3.175x3000 mm - Carbon Steel 1045 Contact Us \| Item Discontinued - Please contact us if you need a large quantity Quantity Required Contact Us. These are priced to quit. Please contact us for a quote if you require more.
Width (s1) 3.969 mm _{+ 0.051 / - 0.00} (Equiv. 0.156 in.)	Height (s2) 3.969 mm _{+ 0.051 / - 0.00} (Equiv. 0.156 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0039-0300-KPO Square Keysteel Lengths - 3.969x3.969x300 mm - Carbon Steel 1045 45 Available Now \| Further orders can be expected around Sun, Sep 21, 2025 Regular price $7.86 AUD Regular price Sale price $7.86 AUD Unit price per Each Quantity Required 45 Available Now. Backorder if more than 45.
Width (s1) 3.969 mm _{+ 0.051 / - 0.00} (Equiv. 0.156 in.)	Height (s2) 3.969 mm _{+ 0.051 / - 0.00} (Equiv. 0.156 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0039-0300-KPO Square Keysteel Lengths - 3.969x3.969x300 mm - Carbon Steel 1045 45 Available Now \| Further orders can be expected around Sun, Sep 21, 2025 Regular price $7.86 AUD Regular price Sale price $7.86 AUD Unit price per Each Quantity Required 45 Available Now. Backorder if more than 45.
4R-0039-0300-KPO --- Square Keysteel Lengths - 3.969x3.969x300 mm - Carbon Steel 1045 4R-0039-0300-KPO --- Square Keysteel Lengths - 3.969x3.969x300 mm - Carbon Steel 1045 Regular price $7.86 AUD Regular price Sale price $7.86 AUD Unit price per 45 Available Now
Width (s1) 3.969 mm _{+ 0.051 / - 0.00} (Equiv. 0.156 in.)	Height (s2) 3.969 mm _{+ 0.051 / - 0.00} (Equiv. 0.156 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0040-0914-KPO (2 Pcs) Square Keysteel Lengths - 3.969x3.969x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $22.59 AUD Regular price ~~$27.11 AUD~~ Sale price $22.59 AUD Unit price per Per 2 Quantity Required Backorder: Out of Stock.
Width (s1) 3.969 mm _{+ 0.051 / - 0.00} (Equiv. 0.156 in.)	Height (s2) 3.969 mm _{+ 0.051 / - 0.00} (Equiv. 0.156 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0040-0914-KPO (2 Pcs) Square Keysteel Lengths - 3.969x3.969x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $22.59 AUD Regular price ~~$27.11 AUD~~ Sale price $22.59 AUD Unit price per Per 2 Quantity Required Backorder: Out of Stock.
4R-0040-0914-KPO (2 Pcs) --- Square Keysteel Lengths - 3.969x3.969x914 mm - Carbon Steel 1045 Sale 4R-0040-0914-KPO (2 Pcs) --- Square Keysteel Lengths - 3.969x3.969x914 mm - Carbon Steel 1045 Regular price $22.59 AUD Regular price ~~$27.11 AUD~~ Sale price $22.59 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 3.969 mm _{+ 0 / - 0.051} (Equiv. 0.156 in.)	Height (s2) 3.969 mm _{+ 0 / - 0.051} (Equiv. 0.156 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0040-0914-KPU (16 Pcs) Square Keysteel Lengths - 3.969x3.969x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $209.23 AUD Regular price ~~$251.07 AUD~~ Sale price $209.23 AUD Unit price per Per 16 Quantity Required Backorder: Out of Stock.
Width (s1) 3.969 mm _{+ 0 / - 0.051} (Equiv. 0.156 in.)	Height (s2) 3.969 mm _{+ 0 / - 0.051} (Equiv. 0.156 in.)	Length (L) 914 mm _{+/- 3.2} (Equiv. 35.984 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0040-0914-KPU (16 Pcs) Square Keysteel Lengths - 3.969x3.969x914 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $209.23 AUD Regular price ~~$251.07 AUD~~ Sale price $209.23 AUD Unit price per Per 16 Quantity Required Backorder: Out of Stock.
4R-0040-0914-KPU (16 Pcs) --- Square Keysteel Lengths - 3.969x3.969x914 mm - Carbon Steel 1045 Sale 4R-0040-0914-KPU (16 Pcs) --- Square Keysteel Lengths - 3.969x3.969x914 mm - Carbon Steel 1045 Regular price $209.23 AUD Regular price ~~$251.07 AUD~~ Sale price $209.23 AUD Unit price per Out of stock! Backorder Now Sale
Width (s1) 4.000 mm _{+ 0.051 / - 0.00} (Equiv. 0.157 in.)	Height (s2) 4.000 mm _{+ 0.051 / - 0.00} (Equiv. 0.157 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0040-0300-KPO Square Keysteel Lengths - 4x4x300 mm - Carbon Steel 1045 26 Available Now \| Further orders can be expected around Sun, Sep 21, 2025 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Each Quantity Required 26 Available Now. Backorder if more than 26.
Width (s1) 4.000 mm _{+ 0.051 / - 0.00} (Equiv. 0.157 in.)	Height (s2) 4.000 mm _{+ 0.051 / - 0.00} (Equiv. 0.157 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Oversized
Part Number: 4R-0040-0300-KPO Square Keysteel Lengths - 4x4x300 mm - Carbon Steel 1045 26 Available Now \| Further orders can be expected around Sun, Sep 21, 2025 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per Each Quantity Required 26 Available Now. Backorder if more than 26.
4R-0040-0300-KPO --- Square Keysteel Lengths - 4x4x300 mm - Carbon Steel 1045 4R-0040-0300-KPO --- Square Keysteel Lengths - 4x4x300 mm - Carbon Steel 1045 Regular price $5.41 AUD Regular price Sale price $5.41 AUD Unit price per 26 Available Now
Width (s1) 4.000 mm _{+ 0 / - 0.051} (Equiv. 0.157 in.)	Height (s2) 4.000 mm _{+ 0 / - 0.051} (Equiv. 0.157 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0040-0300-KPU (5 Pcs) Square Keysteel Lengths - 4x4x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $9.23 AUD Regular price ~~$11.07 AUD~~ Sale price $9.23 AUD Unit price per Per 5 Quantity Required Backorder: Out of Stock.
Width (s1) 4.000 mm _{+ 0 / - 0.051} (Equiv. 0.157 in.)	Height (s2) 4.000 mm _{+ 0 / - 0.051} (Equiv. 0.157 in.)	Length (L) 300 mm _{+/- 3.2} (Equiv. 11.811 in.)
Material: Carbon Steel 1045 Finish: Plain Tolerance Type: Standard Undersized
Part Number: 4R-0040-0300-KPU (5 Pcs) Square Keysteel Lengths - 4x4x300 mm - Carbon Steel 1045 Out of Stock \| Backorder Now \| Orders can be expected around Sun, Sep 21, 2025 Regular price $9.23 AUD Regular price ~~$11.07 AUD~~ Sale price $9.23 AUD Unit price per Per 5 Quantity Required Backorder: Out of Stock.
4R-0040-0300-KPU (5 Pcs) --- Square Keysteel Lengths - 4x4x300 mm - Carbon Steel 1045 Sale 4R-0040-0300-KPU (5 Pcs) --- Square Keysteel Lengths - 4x4x300 mm - Carbon Steel 1045 Regular price $9.23 AUD Regular price ~~$11.07 AUD~~ Sale price $9.23 AUD Unit price per Out of stock! Backorder Now Sale

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Collection: Keysteel Lengths - Square - Carbon Steel

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