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Twist drill bit, metal Ruko DIN 338 HSS-G BLK/TiN
High-performance, ground standard twist drill bit made of high-performance high-speed steel.
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The fully ground twist drill bit has precise concentricity. The split point allows this drill bit to centre well and requires low feed force. The titanium nitrite coating is a universal standard layer. It offers a 300-400% longer service life compared to uncoated tools. Cooling is recommended.
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