Wood drill bits, accurately formed, 2-phase spirals for concentric running, chemical black, ground spirals, with centre point and shoulder cutter, for accurate break-out free holes, round shank, industrial quality, for soft- and hardwoods. More information: Packaging content | Number of drill bits | 1 pc(s) | Features | Proper use | Drill |  | Drill bit type | Spiral cutting drill bit | | Drill bit diameter | 4 mm | | Length | 75 mm | | Suitable for materials | Wood | | Shank shape | Cylindrical shank | | Product colour | Black |
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