Material: These Threaded Inserts Are Made Of Carbon Steel, Hard And Durable

Usage: Pre-Drill A Proper Hole, Screw In With Internal Hex Tool; Unique Self-Tapping Designed External Thread, Contribute To Tapping, With Good Tensile Resistance, Can Effectively Prevent Stripped Due To Torsion Or Vibration

Easy To Install: Simply Drill An Appropriately Sized Hole And Install With Hex Key, Tapered External Threads Makes It Not Easy To Pull Out Caused By Vibration

Wide Application: Suit For Soft Woods Such As Pine, Plywood, Fiberboard, Etc., Have A Good Effect In The Furniture Combination.

What's in the box
1 x Box 100 Pieces Screw Nuts