Helicoil STI Tools | McMaster-Carr

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Thread Size

System of Measurement

Helical Insert Style

Material

Installed Length

Thread Pitch

Thread Direction

Thread Type

For Tap Type

Specifications Met

Drill Bit Size

For Insert Thread Size

For Tap Thread Size

Number of Inserts Included

Thread Spacing

Military Specification

DFARS Specialty Metals

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

Passivation

Tensile Strength

Finish

For Use On

Chamfer Type

Pipe Size

1,371 Products

Fastening and Joining

Threaded Insert Installation Tools

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

133 products

Threaded Insert Removal Tools

Turn counterclockwise to extract helical inserts

29 products

Prong Break-Off Tools for Threaded Inserts

The spring-loaded punch breaks the prong off installed inserts

25 products

Threaded Inserts

Create new threads or repair stripped threads

940 products

Fabricating and Machining

Taps

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

164 products

Tap Guides

Place on your workpiece to cut straight threads without building a fixture

2 products

Measuring and Inspecting

Plug Gauges

Verify the diameter or threads of machined holes in finished parts; also called pin gauges

32 products