Thread Repair | McMaster-Carr

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System of Measurement

Thread Size

Threaded Insert Type

Material

Thread Pitch

Installed Length

For Tap Thread Size

For Use In

Thread Type

For Tap Type

Thread Direction

Right Hand and Left Hand

End Type

For Use On

Helical Insert Type

Drill Bit Size

Sold As

Thread Spacing

Key-Locking Insert Wall Type

RoHS

Compliant with Exemptions

Not Compliant

DFARS Specialty Metals

REACH

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

Export Control Classification Number (ECCN)

EAR99

Number of Inserts Included

Finish

Titanium Nitride (TiN) Coated

Uncoated

Zinc Flake Coated

Zinc Plated

For Material Thickness

5,189 Products

Fastening and Joining

Threaded Inserts

Create new threads or repair stripped threads

3,625 products

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

65 products

Flange Nuts

The flange distributes pressure, so you don't need a washer

4 products

Threaded Insert Installation Tools

Install helical, key-locking, slotted-drive, and other threaded inserts

614 products

Fabricating and Machining

Dies

Cut or restore external threads on fasteners, pipe, or conduit

770 products

Die Wrenches

Grip dies so you can turn them by hand

12 products

Die Adapters

Convert round dies to hex dies for use with conventional wrenches

5 products

Taps

Cut internal threads for fasteners, pipe, conduit, and more

401 products

Thread Repair Tools

Restore lengths of rusted and damaged threads on screws, pipe, or conduit

27 products

Thread-Repairing Files

Spot fix rusted and damaged threads along screws, pipe, or conduit

16 products

Tap, Die, and Drill Bit Sets

Cut and repair internal and external threads and drill holes in many different sizes

1 product

Tap, Die, and Thread File Sets

Repair internal and external threads in a range of sizes

1 product

Pipe Threader Adapters

Pair with pipe threaders to cut pipe and conduit of different sizes

9 products

Pipe Threader Die Head Wrenches

Pair with a Ridgid die head and dies to cut pipe and conduit threads

8 products

Pipe Threaders

Cut external threads in pipe and conduit with ratcheting action or electric power

30 products

Pipe Threader Die Heads

Attach to your Ridgid ratcheting or electric threader to cut external pipe and conduit threads

21 products

Pipe Threader Accessories and Replacement Parts

Add or replace power drives, die sets, and other parts on Ridgid pipe threaders

25 products

Pipe Threader Dies

Install in the die head on your Ridgid pipe threader to cut external pipe and conduit threads

75 products

Pipe Threader Adapter Accessories and Replacement Parts

Add or replace drive adapters and other parts on Ridgid pipe threader adapters

11 products

Tap and Die Sets

Cut and repair internal and external threads in many sizes

15 products

Tap and Die Wrench Sets

Switch between internal and external threading with interchangeable tap and die adapters

4 products