HSS Reduced Shank Twist Drill Bits

Product Description Standard: ANSI 1/2 reduced shank, 1/4 reduced shank, 3/8 reduced shank, 3/4 reduced shank, DIN 8mm reduced shank, 10mm reduced shank, 13mm reduced shank Manufacturing process: Milled or fully ground. Point angle: 118º Finish: Bright, black oxide, black & gold, coffee, Ti-coated Diameter: 33/64-1-1/2inch, 8.5-30mm Shank: Straight shank, taper shank, hex shank, reduced shank Material: M2, M7, M35, M42, W9Mo3Cr4V, W4Mo3Cr4V, W4Mo2Cr4V Suitable for cast iron, carbon steel, alloy steel, stainless steel, non-ferrous metals under 32 HRC.