Roll-forged drill bits from Bosch are manufactured to DIN 338 comprising of a rolled spiral flute with ground point. HSS-R bitsoffer high elasticity from a low-heat manufacturing process, reducing the risk of breakage.
For drilling alloyed and unalloyed steel up to 900N/mm˛ tensile strength, non-ferrous metals, cast iron and hard plastics.
Features at a glance
- 118° drill bit tip.
- Shank equal to drill bit diameter.
