Special drill bit made of HSS-Co high-speed steel (5% cobalt). Point angle 135º. self-centering. high-heat-resistant material and spiral with good chip evacuation. For hand and machine drilling of cast iron. steel. stainless steel. heat-treated materials and also aluminum. brass. copper. plastics.
The set includes:
- Metal drill bit Ø 1-1.5-2-2.5-3-3.5-4-4.5-5-5.5-6-6.5-7-7.5-8-8.5-9-9.5-10 mm