Erbauer TiN Coated HSS Drill Bit Diameter: 7mm Length: 109mm PACK OF 2 Industrial quality drill bits for all metals including steels and stainless steels. Manufactured from high quality, high speed steel and hardened for superb strength. Fully ground for fast waste removal. TiN coated for even longer life. 135° split tip for accuracy. 7mm Straight Shank 69mm Working Length
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