E-Z LOK 400-4-CR Threaded Inserts for Wood, Installation Kit, Stainless Steel, Includes 1/4-20 Knife Thread Inserts (6), Drill, Installation Tool
E-Z LOK Knife Thread inserts provide an easy to use solution for adding machine threads to wood. Ideal for use in virtually any wood (not recommended for plywood), these inserts use a proprietary external thread for superior holding power.