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Metal Drill Bit

Step Drill Bit- Two Straight Flutes with Three Flats Shank

Color：Brigh, Amber,Black Oxide,Black&Gold,TiN,TiALN,PLNB

Material：HSS M4241,HSS M4341,HSS M2,HSS M35

Product details

Upper：Hex Shank Drill Bit Next：Step Drill Bit- Four Spiral Flutes with Hex Shank

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