115 Piece Cobalt Jobber Length Drill Bit Set, 1/16" - 1/2" A - Z and #1-#60, D/ACO Series Quantity:1 is for turning round dies

is for turning round dies for making new threads or re-threading existing threads

Part Number: assortment-kit-547904 Pieces - Coarse Thread

Style Round

Part Number DEWCSK5/8-120

Part Number DWRRS1-3/8

115 Piece Cobalt Jobber Length Drill Bit Set, 1/16" - 1/2" A - Z and #1-#60, D/ACO Series Quantity:1 is for turning round diesProduct Description Cobalt drill bits are are effective in drilling tough, high tensile strength materials such as cast iron, inconel, stainless steel and titanium. They display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. These drill bits are jobber (standard) length with a round shank for use in a wide range of tool holding systems. They have a 135 split point tip for fast penetration and