3/4" Cobalt Drill Bit, 1/2" Reduced Shank with 3-Flats,Suitable for Drilling in Hard Metal, Stainless Steel, Cast Iron,2 Pieces AccuformNMC Easy instructions with a chemical

Easy instructions with a chemical resistant and water proof label with 4-step instructions wont deteriorate

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3/4" Cobalt Drill Bit, 1/2" Reduced Shank with 3-Flats,Suitable for Drilling in Hard Metal, Stainless Steel, Cast Iron,2 Pieces AccuformNMC Easy instructions with a chemicalAbout this item Made from cobalt(5%) High Speed Steel , increases the wear and heat resistance of drill bit, the life span of drill bit is prolonged. 135 Split Point Design improves cutting speed while easy self centering, prevent walking and skating across the workpiece surface. 1 2" reduced shank with 3 flats creates an extra secure hold in your chuck. Perfect suitable for drilling in hard metals such as stainless steel and cast iron, and other