Case-hardened Steel Self Tapping Inserts with Cutting Bores The threaded insert with cutting bores is a self-tapping fastener for the creation of wear-free, vibration resistant screw joints with high loading capacity in materials with low shearing strength. 

It is suitable for installation in the following materials:

- Light alloys

- Cast iron, brass, bronze NF metals

- Plastics, laminates

- Hardwoods

Materials

Case-hardened steel, zinc-plated, blue passivated

Case-hardened steel, zinc-plated, yellow chromated 

Welcome to buy the case-hardened steel self tapping inserts with cutting bores in stock from our factory. As one of the leading threaded inserts manufacturers and suppliers in China, we can assure you of the high quality of our products made in China.