Feature●Roll-rolled twist drill bit made of high-performance high-speed steel●For standard holes in steel and cast steel up to 800 N/mm²●Drill bit with 118 degree point angle ground | twist angle 27 degrees●Cone casing ground, hardened and tempered, surface black by burnishing●Core hole for e.g. tapsDescription
Highlights and details:
- High-speed steel, high-speed steel of the alloy group HSS
- Type N for normal cutting materials.
- Standard bore - steel and cast steel up to 800 N/mm².
- For grey cast iron, malleable iron, ductile iron, sintered iron, nickel silver, graphite.
Description Twist drill bit
- With cylindrical (round) shaft
- Twist angle: 27 degrees.
- Tip angle: 118 degrees.
- Making circular holes by machining.
Design: - Rolled
- Point angle polished, taper casing cut.
- Hardened and tempered.
- Surface black by burnishing.
- Marked by metal stamp.
Box contents: Twist drill packed in PP bag
Notes: - Hand or stand drills are required to use the drills.