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Twist drill bit HSS DIN 1869 R3 type RN
Oversized steel deep hole drill for deep-hole drilling in steel up to a strength of 850 N/mm², in cast iron and in composite materials (e.g. plastic profiles with steel core).
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- Vapour-plated surface for excellent adhesive properties of cooling lubricants and a reduced tendency towards the buildup of material deposits
- Sustainable product packaging made of 100 % PCR (recycled plastic from household waste), 100 % recyclable and Cradle to Cradle Certified® Bronze
When using the drill bit in accordance with DIN 1869, it is recommended to create a pilot hole with a depth of 1xD to 2xD. Our extra-short precision drill bit in accordance with DIN 1897 (art. no. 062470…) is ideal for this task.
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