Discover the best Reduced Shank Drill Bits in Best Sellers. Find the top 100 most popular items in Industrial & Scientific Best Sellers Useful Tips:--- Drilling edges with burrs: Reduce the number of holes drilled and check various cutting conditions to ensure proper tool handling. Reduced Shank Drill Bit CoCud , 30mm Cutting Edge 1/2" Shank, Nitride 22mm Reduced Shank Drill Bit ★ Spiral Flutes --- Sharp spiral flutes provide fast, neat and smooth cuts. ★ 9341 High Speed Steel --- The twist drill bit is high hardness, good toughness, high strength. ★ Wide Applications --- Widely used for drilling stainless steel, aluminum alloy, cast iron, high carbon steel, copper, hard wood, hard plastic. Provides better lubricant application, smoother drilling. --- The twist drill bit is made of 9341 high-speed steel, with high hardness, good toughness, high strength. Use on drill presses and bench drills. Reduce forward and reverse speed. Designed with small pockets to keep coolant near the cutting edge. Drill America 1-1/4 Reduced Shank HSS Drill Bit 1/2 Shank, DWDRSD ★ Drill Bit Size --- Cutting edge diameter: 22mm / 0., 87; shank diameter: 1/2; cutting edge length: 83mm / 3., 27; overall length: 157mm / 6., 18; hardness: HRC62-65; point angle: 135 degree; cutting direction: right hand. Black nitride coating has excellent wear resistance, corrosion resistance and high temperature resistance. Drill metal with high hardness, the rotational speed should be slower than normal drilling. Reduced shank drill expand the size range capacity of a portable drill chuck. Common flute and overall length for minimal adjustment during tool changes Sharp spiral flutes provide fast, neat and smooth cuts.
