POP 350 Piece Plain Insert Kit, M3, M4, M5, M6

Provides a simple and effective way to join materials with the benefit of an internal thread
Ideal for providing high quality, load bearing threads in various materials where alternative methods cannot maintain torque and pull out loads
Ideally suited to applications where access is only available from one side of the workpiece
Kit includes 100 each of M3, M4 & M5, 50 of M6 thin sheet inserts, tool and suitable mandrels and anvils