Tiangong Surui (TG) Extended Cobalt HSS Twist Drill Bit

This Tiangong Surui (TG) extended cobalt high-speed steel twist drill bit is designed for deep hole drilling in various metals, including iron and aluminum alloys. Its durable construction ensures efficient and precise performance for industrial applications.

Total length of the knife: 156mm Shank diameter: 7mm Domestic/Imported: Domestic Knife Form: Desk equipment Coating type: No coating Interface Mode: Straight handle Body Material: High Speed Steel Tool diameter: 7.0 Standard Model: Extended drill bit