DARTOTEK M35 Hss Spiral Step Drill Bit Sets Four Spiral Flutes Unibit Step Bit Impact Ready, 1/4" Hex Shank Metric 4-22mm Cone Cutter for Metal, Stainless Steel, Aluminum, Wood, Plastic
M35 COBALT HSS STEP DRILL - Prefect for Stainless Steel/Metal Sheet/Wood/Plastic/Aluminum Sheet/Copper and other metal sheets 10 STEP SIZE - Includes 4, 6, 8, 10, 12, 14, 16, 18, 20, 22mm ALUMINUM TITANIUM NITRIDE COATING - HSS-TiAlN step drill...
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