The flange keeps these inserts from being pulled through a hole and provides a load bearing surface.

Assortments include various sizes of tapping inserts for softwood.

A closed end seals out elements and protects the threads on these inserts from debris.

Also known as double expansion anchors, these expand from both sides for full contact and a secure hold.

Often referred to as four-way expansion anchors, these expand in four directions to resist loosening from vibration.