Collection: Thread Repair - Inserts - EZ-Lok

Thread Repair -> Inserts -> EZ-Lok
Internal Thread Length External Tap Size Tapping Hole Size Indicative
Image
Internal Thread
5/8-11 UNC (15.88mm)

Length
17.45
mm

(Equiv. 0.687 in.)
External Tap Size
22.225 (7/8-9 UNC)

Tapping Hole Size
19.45
mm
Inserts Thread Repair - 5/8-11 UNC -15.88mm- 17.45 mm - 22.225 -7/8-9 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-159C-222C-175-C
Inserts Thread Repair - 5/8-11 UNC - 15.88mm - 17.45 mm - 22.225 - 7/8-9 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $8.32 AUD
Regular price $9.98 AUD Sale price $8.32 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread Length External Tap Size Tapping Hole Size Indicative
Image
Internal Thread
5/8-11 UNC (15.88mm)

Length
17.45
mm

(Equiv. 0.687 in.)
External Tap Size
22.225 (7/8-9 UNC)

Tapping Hole Size
19.45
mm
Inserts Thread Repair - 5/8-11 UNC -15.88mm- 17.45 mm - 22.225 -7/8-9 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-159C-222C-175-C
Inserts Thread Repair - 5/8-11 UNC - 15.88mm - 17.45 mm - 22.225 - 7/8-9 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $8.32 AUD
Regular price $9.98 AUD Sale price $8.32 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
5/8-11 UNC (15.88mm)

Length
17.45
mm

(Equiv. 0.687 in.)
External Tap Size
7/8-9 UNC (22.223mm)

Tapping Hole Size
19.45
mm
Inserts Thread Repair - 5/8-11 UNC -15.88mm- 17.45 mm - 7/8-9 UNC -22.223mm- - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Thread Repair - Inserts - EZ-Lok - Solid Stainless Steel
Part Number: EZL-159C-222C-175-S3
Inserts Thread Repair - 5/8-11 UNC - 15.88mm - 17.45 mm - 7/8-9 UNC - 22.223mm - EZ-Lok - Stainless Steel 303 PV Similar to A2, 304, 18-8 Insert
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $19.32 AUD
Regular price $23.18 AUD Sale price $19.32 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
5/8-11 UNC (15.88mm)

Length
17.45
mm

(Equiv. 0.687 in.)
External Tap Size
7/8-9 UNC (22.223mm)

Tapping Hole Size
19.45
mm
Inserts Thread Repair - 5/8-11 UNC -15.88mm- 17.45 mm - 7/8-9 UNC -22.223mm- - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Thread Repair - Inserts - EZ-Lok - Solid Stainless Steel
Part Number: EZL-159C-222C-175-S3
Inserts Thread Repair - 5/8-11 UNC - 15.88mm - 17.45 mm - 7/8-9 UNC - 22.223mm - EZ-Lok - Stainless Steel 303 PV Similar to A2, 304, 18-8 Insert
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $19.32 AUD
Regular price $23.18 AUD Sale price $19.32 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
5/8-11 UNC (15.88mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
25.400mm (1-8 UNC)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - 5/8-11 UNC -15.88mm- 19.84 mm - 25.400mm -1-8 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-159C-254C-198-C
Inserts Thread Repair - 5/8-11 UNC - 15.88mm - 19.84 mm - 25.400mm - 1-8 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $10.50 AUD
Regular price $12.60 AUD Sale price $10.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
5/8-11 UNC (15.88mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
25.400mm (1-8 UNC)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - 5/8-11 UNC -15.88mm- 19.84 mm - 25.400mm -1-8 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-159C-254C-198-C
Inserts Thread Repair - 5/8-11 UNC - 15.88mm - 19.84 mm - 25.400mm - 1-8 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $10.50 AUD
Regular price $12.60 AUD Sale price $10.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
5/8-11 UNC (15.88mm)

Length
28.58
mm

(Equiv. 1.125 in.)
External Tap Size
22.225 (7/8-9 UNC)

Tapping Hole Size
19.45
mm
Inserts Thread Repair - 5/8-11 UNC -15.88mm- 28.58 mm - 22.225 -7/8-9 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-159C-222C-286-C
Inserts Thread Repair - 5/8-11 UNC - 15.88mm - 28.58 mm - 22.225 - 7/8-9 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $13.77 AUD
Regular price $16.53 AUD Sale price $13.77 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
5/8-11 UNC (15.88mm)

Length
28.58
mm

(Equiv. 1.125 in.)
External Tap Size
22.225 (7/8-9 UNC)

Tapping Hole Size
19.45
mm
Inserts Thread Repair - 5/8-11 UNC -15.88mm- 28.58 mm - 22.225 -7/8-9 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-159C-222C-286-C
Inserts Thread Repair - 5/8-11 UNC - 15.88mm - 28.58 mm - 22.225 - 7/8-9 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $13.77 AUD
Regular price $16.53 AUD Sale price $13.77 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
5/8-18 UNF (15.88mm)

Length
17.45
mm

(Equiv. 0.687 in.)
External Tap Size
22.225 (7/8-9 UNC)

Tapping Hole Size
19.45
mm
Inserts Thread Repair - 5/8-18 UNF -15.88mm- 17.45 mm - 22.225 -7/8-9 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-159F-222C-175-C
Inserts Thread Repair - 5/8-18 UNF - 15.88mm - 17.45 mm - 22.225 - 7/8-9 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $6.59 AUD
Regular price $7.91 AUD Sale price $6.59 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
5/8-18 UNF (15.88mm)

Length
17.45
mm

(Equiv. 0.687 in.)
External Tap Size
22.225 (7/8-9 UNC)

Tapping Hole Size
19.45
mm
Inserts Thread Repair - 5/8-18 UNF -15.88mm- 17.45 mm - 22.225 -7/8-9 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-159F-222C-175-C
Inserts Thread Repair - 5/8-18 UNF - 15.88mm - 17.45 mm - 22.225 - 7/8-9 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $6.59 AUD
Regular price $7.91 AUD Sale price $6.59 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
M16 (16x2mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
25.400mm (1-8 UNC)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - M16 -16x2mm- 19.84 mm - 25.400mm -1-8 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-160-254C-198-C
Inserts Thread Repair - M16 - 16x2mm - 19.84 mm - 25.400mm - 1-8 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $12.50 AUD
Regular price $15.00 AUD Sale price $12.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
M16 (16x2mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
25.400mm (1-8 UNC)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - M16 -16x2mm- 19.84 mm - 25.400mm -1-8 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-160-254C-198-C
Inserts Thread Repair - M16 - 16x2mm - 19.84 mm - 25.400mm - 1-8 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $12.50 AUD
Regular price $15.00 AUD Sale price $12.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
3/4-10 UNC (19.05mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
1-8 UNC (25.4mm)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - 3/4-10 UNC -19.05mm- 19.84 mm - 1-8 UNC -25.4mm- - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Thread Repair - Inserts - EZ-Lok - Solid Stainless Steel
Part Number: EZL-191C-254C-198-S3 (5 Pcs)
Inserts Thread Repair - 3/4-10 UNC - 19.05mm - 19.84 mm - 1-8 UNC - 25.4mm - EZ-Lok - Stainless Steel 303 PV Similar to A2, 304, 18-8 Insert
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $127.05 AUD
Regular price Sale price $127.05 AUD
Per 5
Quantity Required

Backorder: Out of Stock.
Internal Thread
3/4-10 UNC (19.05mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
1-8 UNC (25.4mm)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - 3/4-10 UNC -19.05mm- 19.84 mm - 1-8 UNC -25.4mm- - Stainless Steel 303 PV Similar to A2, 304, 18-8
Material: Stainless Steel 303 PV (Similar to A2, 304, 18-8)   
Category: Thread Repair - Inserts - EZ-Lok - Solid Stainless Steel
Part Number: EZL-191C-254C-198-S3 (5 Pcs)
Inserts Thread Repair - 3/4-10 UNC - 19.05mm - 19.84 mm - 1-8 UNC - 25.4mm - EZ-Lok - Stainless Steel 303 PV Similar to A2, 304, 18-8 Insert
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $127.05 AUD
Regular price Sale price $127.05 AUD
Per 5
Quantity Required

Backorder: Out of Stock.
Internal Thread
3/4-10 UNC (19.05mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
25.400mm (1-8 UNC)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - 3/4-10 UNC -19.05mm- 19.84 mm - 25.400mm -1-8 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-191C-254C-198-C
Inserts Thread Repair - 3/4-10 UNC - 19.05mm - 19.84 mm - 25.400mm - 1-8 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $10.95 AUD
Regular price $13.15 AUD Sale price $10.95 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
3/4-10 UNC (19.05mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
25.400mm (1-8 UNC)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - 3/4-10 UNC -19.05mm- 19.84 mm - 25.400mm -1-8 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-191C-254C-198-C
Inserts Thread Repair - 3/4-10 UNC - 19.05mm - 19.84 mm - 25.400mm - 1-8 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $10.95 AUD
Regular price $13.15 AUD Sale price $10.95 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
3/4-16 UNF (19.05mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
25.400mm (1-8 UNC)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - 3/4-16 UNF -19.05mm- 19.84 mm - 25.400mm -1-8 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-191F-254C-198-C
Inserts Thread Repair - 3/4-16 UNF - 19.05mm - 19.84 mm - 25.400mm - 1-8 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $12.23 AUD
Regular price $14.67 AUD Sale price $12.23 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
3/4-16 UNF (19.05mm)

Length
19.84
mm

(Equiv. 0.781 in.)
External Tap Size
25.400mm (1-8 UNC)

Tapping Hole Size
22.23
mm
Inserts Thread Repair - 3/4-16 UNF -19.05mm- 19.84 mm - 25.400mm -1-8 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-191F-254C-198-C
Inserts Thread Repair - 3/4-16 UNF - 19.05mm - 19.84 mm - 25.400mm - 1-8 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $12.23 AUD
Regular price $14.67 AUD Sale price $12.23 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
M20 (20x2.5mm)

Length
30.0
mm

(Equiv. 1.181 in.)
External Tap Size
36.000mm (M36 x 4)

Tapping Hole Size
33.00
mm
Inserts Thread Repair - M20 -20x2.5mm- 30 mm - 36.000mm -M36 x 4-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-200-360-300-C
Inserts Thread Repair - M20 - 20x2.5mm - 30 mm - 36.000mm - M36 x 4 - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $31.14 AUD
Regular price $37.36 AUD Sale price $31.14 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
M20 (20x2.5mm)

Length
30.0
mm

(Equiv. 1.181 in.)
External Tap Size
36.000mm (M36 x 4)

Tapping Hole Size
33.00
mm
Inserts Thread Repair - M20 -20x2.5mm- 30 mm - 36.000mm -M36 x 4-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-200-360-300-C
Inserts Thread Repair - M20 - 20x2.5mm - 30 mm - 36.000mm - M36 x 4 - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $31.14 AUD
Regular price $37.36 AUD Sale price $31.14 AUD
Each
Quantity Required

Backorder: Out of Stock.
Internal Thread
7/8-9 UNC (22.23mm)

Length
28.58
mm

(Equiv. 1.125 in.)
External Tap Size
31.750mm (1.1/4-7 UNC)

Tapping Hole Size
28.18
mm
Inserts Thread Repair - 7/8-9 UNC -22.23mm- 28.58 mm - 31.750mm -1.1/4-7 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-222C-318C-286-C (5 Pcs)
Inserts Thread Repair - 7/8-9 UNC - 22.23mm - 28.58 mm - 31.750mm - 1.1/4-7 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $132.23 AUD
Regular price $158.67 AUD Sale price $132.23 AUD
Per 5
Quantity Required

Backorder: Out of Stock.
Internal Thread
7/8-9 UNC (22.23mm)

Length
28.58
mm

(Equiv. 1.125 in.)
External Tap Size
31.750mm (1.1/4-7 UNC)

Tapping Hole Size
28.18
mm
Inserts Thread Repair - 7/8-9 UNC -22.23mm- 28.58 mm - 31.750mm -1.1/4-7 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-222C-318C-286-C (5 Pcs)
Inserts Thread Repair - 7/8-9 UNC - 22.23mm - 28.58 mm - 31.750mm - 1.1/4-7 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $132.23 AUD
Regular price $158.67 AUD Sale price $132.23 AUD
Per 5
Quantity Required

Backorder: Out of Stock.
Internal Thread
1-8 UNC (25.4mm)

Length
31.75
mm

(Equiv. 1.25 in.)
External Tap Size
34.925mm (1.3/8-12 UNC)

Tapping Hole Size
32.54
mm
Inserts Thread Repair - 1-8 UNC -25.4mm- 31.75 mm - 34.925mm -1.3/8-12 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-254C-349C-318-C (5 Pcs)
Inserts Thread Repair - 1-8 UNC - 25.4mm - 31.75 mm - 34.925mm - 1.3/8-12 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $142.32 AUD
Regular price $170.78 AUD Sale price $142.32 AUD
Per 5
Quantity Required

Backorder: Out of Stock.
Internal Thread
1-8 UNC (25.4mm)

Length
31.75
mm

(Equiv. 1.25 in.)
External Tap Size
34.925mm (1.3/8-12 UNC)

Tapping Hole Size
32.54
mm
Inserts Thread Repair - 1-8 UNC -25.4mm- 31.75 mm - 34.925mm -1.3/8-12 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-254C-349C-318-C (5 Pcs)
Inserts Thread Repair - 1-8 UNC - 25.4mm - 31.75 mm - 34.925mm - 1.3/8-12 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $142.32 AUD
Regular price $170.78 AUD Sale price $142.32 AUD
Per 5
Quantity Required

Backorder: Out of Stock.
Internal Thread
1-14 UNS (25.4mm)

Length
31.75
mm

(Equiv. 1.25 in.)
External Tap Size
34.925mm (1.3/8-12 UNC)

Tapping Hole Size
32.54
mm
Inserts Thread Repair - 1-14 UNS -25.4mm- 31.75 mm - 34.925mm -1.3/8-12 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-254F-349C-318-C (5 Pcs)
Inserts Thread Repair - 1-14 UNS - 25.4mm - 31.75 mm - 34.925mm - 1.3/8-12 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $137.59 AUD
Regular price $165.11 AUD Sale price $137.59 AUD
Per 5
Quantity Required

Backorder: Out of Stock.
Internal Thread
1-14 UNS (25.4mm)

Length
31.75
mm

(Equiv. 1.25 in.)
External Tap Size
34.925mm (1.3/8-12 UNC)

Tapping Hole Size
32.54
mm
Inserts Thread Repair - 1-14 UNS -25.4mm- 31.75 mm - 34.925mm -1.3/8-12 UNC-

Category: Thread Repair - Inserts - EZ-Lok - Solid Carbon Steel
Part Number: EZL-254F-349C-318-C (5 Pcs)
Inserts Thread Repair - 1-14 UNS - 25.4mm - 31.75 mm - 34.925mm - 1.3/8-12 UNC - EZ-Lok
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $137.59 AUD
Regular price $165.11 AUD Sale price $137.59 AUD
Per 5
Quantity Required

Backorder: Out of Stock.