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Thread-In Inserts

Thread-In Inserts

Screw these internally and externally threaded inserts into materials to provide a thread for a fastener.


Key-like tabs drive into surrounding material to lock these inserts in place and resist rotation due to vibration or torque. They're good for soft metals, but not brittle materials such as cast iron or plastics.

Thick Keysert Wall Style

Black Oxide Steel

18-8 Stainless Steel

Thin Keysert Wall Style

Black Oxide Steel

18-8 Stainless Steel

Self-Locking Inserts

Loctite 204 threadlocking adhesive resin on the inside and outside of these inserts locks and seals the installation.

Loctite 204 Steel

Loctite 204 18-8 Stainless Steel

Knife Thread Inserts

Knife-like external threads on these inserts dig into hardwoods for a firm hold. They have a slotted drive so a screwdriver is all you need for installation.

18-8 Stainless Steel


Hex Drive Inserts

Use a hex key or power driver to install these inserts in wood and wood composite materials.

Zinc Alloy

Installation Tools

Match the installation tool to the insert style for proper, efficient installation.

Keysert — Repair Tool

Knife Thread Inserts — Power Driver

Hex Drive Thread Insert — Power Driver

Self-Locking Insert Kits

Kits include inserts and tools needed for installation.

Self-Locking Insert Assortments

18-8 Stainless Steel