4-48 Helicoils | McMaster-Carr

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System of Measurement

Helical Insert Type

Thread Direction

Material

18-8 Stainless Steel

High-Speed Steel

Installed Length

Less than 0.25"

Specifications Met

For Tap Type

Military Specification

Drill Bit Size

DFARS Specialty Metals

Thread Type

Export Control Classification Number (ECCN)

For Use On

Stainless Steel

REACH

RoHS

For Insert Thread Size

For Use With

Helical Inserts

Screw-Locking Helical Inserts

Handle Style

Insert Tool Thread Type

Thread Spacing

Profile

Passivation

For Relative Insert Length

Finish

Chamfer Type

How can we improve?

14 Products

Fastening and Joining

Threaded Insert Installation Tools

Threaded Insert Installation Tools

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

Threaded Insert Removal Tools

Threaded Insert Removal Tools

Turn counterclockwise to extract helical inserts

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Fabricating and Machining

Taps

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

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)