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.
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- round box
- 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm,
- 6.5mm, 7mm, 7.5mm, 8mm, 8.5mm, 9mm, 9.5mm, 10mm
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