Brad Point Drill Bit

Material Carbide/Tungsten Steel HRC 35、45、 55, 60, 65, 70 coating Customizable size Customizable Flute Type Double Flutes (Double Margin, Fast Spiral Flutes, Three Flutes are available) Shank Round Shank,Hex Shank Finish BLACK OXIDE, PLAIN, SANDBLASTING Package PLASTIC BOX &CARTONS&PALLETS OR CUSTOMIZED