... Bit 7pcs/set 2.including 20/25/30/35/40/HSS Drill,L Wrench We have the following workshops: 1. Workshop ... tools, like dies, taps, hss or carbide end mills, counter sinks, step drills, cobalt drills, hobs, reamers, etc. We have 18 years ... Core Bit 7 pcs/set 20/25/30/35/40/HSS Drill,L Wrench