Thread Repair Coil Inserts
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Thread Repair Coil Inserts

Coil inserts are helically coiled diamond-shaped wire that is inserted into an oversized tapped hole. Once in place, they will bring the inside thread of the coil back to the original thread size. Coil inserts can be used for repair of damaged threads, or for new installations to provide greater thread strength due to their high percentage of thread engagement. Made from corrosion resistant 18-8 stainless steel, these coil inserts can withstand temperatures up to 800°F. Available in both imperial and metric kits that provide inserts, a tap and installation tool.  If more coils are needed, we also offer individual packs of coil inserts.

Thread Repair Coil Inserts
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Diameter Length Type Item # Availability Price Quantity UOM

4-40 THREAD REPAIR COIL INSERT 10 PACK

$7.32127/PK
In Stock

4-40 THREAD REPAIR KIT WITH 10 INSERTS

$51.99541/EA
In Stock

6-32 THREAD REPAIR KIT WITH 10 INSERTS

$37.12317/EA
In Stock

6-32 THREAD REPAIR COIL INSERT 10 PACK

$8.98651/PK
In Stock

8-32 THREAD REPAIR COIL INSERT 10 PACK

$7.13465/PK
In Stock

8-32 THREAD REPAIR KIT WITH 10 INSERTS

$40.31008/EA
In Stock

10-24 THREAD REPAIR COIL INSERT 10 PACK

$13.42951/PK
In Stock

10-24 THREAD REPAIR KIT WITH 10 INSERTS

$34.51048/EA
In Stock

10-32 THREAD REPAIR COIL INSERT 10 PACK

$9.46503/PK
In Stock

10-32 THREAD REPAIR KIT WITH 10 INSERTS

$45.55461/EA
In Stock

12-24 THREAD REPAIR KIT WITH 10 INSERTS

$42.39162/EA
In Stock

12-24 THREAD REPAIR COIL INSERT 10 PACK

$10.26414/PK
In Stock

1/4-20 THREAD REPAIR COIL INSERT 10 PACK

$7.55455/PK
In Stock

1/4-20 THREAD REPAIR KIT WITH 10 INSERTS

$38.66207/EA
In Stock

1/4-28 THREAD REPAIR COIL INSERT 10 PACK

$8.32616/PK
In Stock

1/4-28 THREAD REPAIR KIT WITH 10 INSERTS

$45.62159/EA
In Stock

5/16-18 THREAD REPAIR COIL INSERT 10 PACK

$10.3876/PK
In Stock

5/16-18 THREAD REPAIR KIT WITH 10 INSERTS

$46.47336/EA
In Stock

5/16-24 THREAD REPAIR COIL INSERT 10 PACK

$9.79041/PK
In Stock

5/16-24 THREAD REPAIR KIT WITH 10 INSERTS

$45.93741/EA
In Stock

3/8-16 THREAD REPAIR COIL INSERT 10 PACK

$11.48435/PK
In Stock

3/8-16 THREAD REPAIR KIT WITH 10 INSERTS

$58.00554/EA
In Stock

3/8-24 THREAD REPAIR KIT WITH 10 INSERTS

$51.67959/EA
In Stock

3/8-24 THREAD REPAIR COIL INSERT 10 PACK

$12.57537/PK
3-5 Working Days

7/16-14 THREAD REPAIR KIT WITH 5 INSERTS

$60.97473/EA
In Stock

7/16-14 THREAD REPAIR COIL INSERT 5 PACK

$6.33075/PK
In Stock

7/16-20 THREAD REPAIR COIL INSERT 5 PACK

$12.7907/PK
In Stock

7/16-20 THREAD REPAIR KIT WITH 5 INSERTS

$62.23084/EA
In Stock

1/2-13 THREAD REPAIR KIT WITH 5 INSERTS

$66.60924/EA
In Stock

1/2-13 THREAD REPAIR COIL INSERT 5 PACK

$9.07264/PK
In Stock

1/2-20 THREAD REPAIR KIT WITH 5 INSERTS

$74.97367/EA
In Stock

1/2-20 THREAD REPAIR COIL INSERT 5 PACK

$9.80477/PK
3-5 Working Days

9/16-12 THREAD REPAIR KIT WITH 5 INSERTS

$90.55412/EA
In Stock

9/16-12 THREAD REPAIR COIL INSERT 5 PACK

$20.29859/PK
In Stock

9/16-18 THREAD REPAIR COIL INSERT 5 PACK

$15.82926/PK
In Stock

9/16-18 THREAD REPAIR KIT WITH 5 INSERTS

$95.79386/EA
In Stock

5/8-11 THREAD REPAIR COIL INSERT 5 PACK

$20.93023/PK
In Stock

5/8-11 THREAD REPAIR KIT WITH 5 INSERTS

$98.94726/EA
In Stock

5/8-18 THREAD REPAIR COIL INSERT 5 PACK

$17.31266/PK
3-5 Working Days

5/8-18 THREAD REPAIR KIT WITH 5 INSERTS

$95.11915/EA
In Stock

3/4-10 THREAD REPAIR KIT WITH 5 INSERTS

$119.39133/EA
In Stock

3/4-10 THREAD REPAIR COIL INSERT 5 PACK

$28.02182/PK
In Stock

3/4-16 THREAD REPAIR KIT WITH 5 INSERTS

$133.80706/EA
In Stock

3/4-16 THREAD REPAIR COIL INSERT 5 PACK

$28.39506/PK
In Stock

7/8-9 THREAD REPAIR KIT WITH 1 INSERT

$211.11111/EA
In Stock

7/8-9 THREAD REPAIR COIL INSERT 3 PACK

$36.83606/PK
In Stock

1-8 THREAD REPAIR COIL INSERT 3 PACK

$41.65949/PK
In Stock

1-8 THREAD REPAIR KIT WITH 1 INSERT

$235.70198/EA
In Stock

1-14 THREAD REPAIR COIL INSERT 3 PACK

$45.62159/PK
In Stock

1 1/8-7 THREAD REPAIR KIT WITH 1 INSERT

$333.99368/EA
In Stock

1 1/8-7 THREAD REPAIR COIL INSERT SINGLE PACK

$28.39027/EA
3-5 Working Days

1 1/4-7 THREAD REPAIR KIT WITH 1 INSERT

$346.1671/EA
In Stock

1 3/8-6 THREAD REPAIR COIL INSERT SINGLE PACK

$236.63508/PK
In Stock

1 3/8-6 THREAD REPAIR KIT WITH 1 INSERT

$442.17628/EA
In Stock

1 1/2-6 THREAD REPAIR KIT WITH 1 INSERT

$600.94746/EA
In Stock

1 1/2-6 THREAD REPAIR COIL INSERT SINGLE PACK

$148.34912/PK
3-5 Working Days

M4-0.7 THREAD REPAIR KIT WITH 10 INSERTS

$36.06087/EA
In Stock

M4-0.7 THREAD REPAIR COIL INSERT 10 PACK

$0.76064/EA
In Stock

M5-0.8 THREAD REPAIR KIT WITH 10 INSERTS

$51.20106/EA
In Stock

M5-0.8 THREAD REPAIR COIL INSERT 10 PACK

$7.40741/PK
In Stock

M6-1.0 THREAD REPAIR KIT WITH 10 INSERTS

$43.68361/EA
In Stock

M6-1.0 THREAD REPAIR COIL INSERT 10 PACK

$7.70169/PK
In Stock

M8-1.25 THREAD REPAIR COIL INSERT 10 PACK

$9.57028/PK
In Stock

M8-1.25 THREAD REPAIR KIT WITH 10 INSERTS

$53.44531/EA
In Stock

M10-1.0 THREAD REPAIR COIL INSERT 10 PACK

$8.90037/PK
3-5 Working Days

M10-1.0 THREAD REPAIR KIT WITH 10 INSERTS

$61.90066/EA
In Stock

M10-1.25 THREAD REPAIR KIT WITH 10 INSERTS

$59.55593/EA
In Stock

M10-1.5 THREAD REPAIR KIT WITH 10 INSERTS

$56.93368/EA
In Stock

M10-1.5 THREAD REPAIR COIL INSERT 10 PACK

$13.02326/PK
In Stock

M12-1.25 THREAD REPAIR KIT WITH 5 INSERTS

$83.46253/EA
In Stock

M12-1.5 THREAD REPAIR KIT WITH 5 INSERTS

$67.67155/EA
In Stock

M12-1.75 THREAD REPAIR KIT WITH 5 INSERTS

$70.02584/EA
In Stock

M12-1.75 THREAD REPAIR COIL INSERT SINGLE PACK

$21.94467/PK
In Stock

M14-1.25 THREAD REPAIR KIT WITH 5 INSERTS

$120.7149/EA
In Stock

M14-1.5 THREAD REPAIR KIT WITH 5 INSERTS

$95.81777/EA
In Stock

M14-2.0 THREAD REPAIR COIL INSERT 5 PACK

$20.21246/PK
In Stock

M14-2.0 THREAD REPAIR KIT WITH 5 INSERTS

$95.62877/EA
In Stock

M16-1.5 THREAD REPAIR KIT WITH 5 INSERTS

$97.47344/EA
In Stock

M16-1.5 THREAD REPAIR COIL INSERT 5 PACK

$21.92076/PK
In Stock

M16-2.0 THREAD REPAIR KIT WITH 5 INSERTS

$111.11111/EA
In Stock

M16-2.0 THREAD REPAIR COIL INSERT 5 PACK

$21.17786/PK
In Stock

M20-1.5 THREAD REPAIR COIL INSERT

$9.25782/EA
3-5 Working Days

M20-1.5 THREAD REPAIR KIT WITH 5 INSERTS

$325.75366/EA
3-5 Working Days