Silverline Cobalt Drill Bit Set 7pce 1.5 - 6mm

M35 high speed steel with 5% cobalt for strength and wear resistance. 135° split point prevents walkaround. Fully ground with amber finish. Manufactured to DIN338. Always use cooling agent. Sizes: 1.5, 2, 3, 4, 5, 5.5 and 6mm.

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