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• Cobalt Taper Shank Drills offer increased hardness, toughness and better wear resistance compared to regular HSS
• Gold Oxide surface finish provides a polished finish and prevents chip building, galling and welding on a workpiece
• 135° Notched Point
• Made to fit American Standard (Morse) taper shank holders
• Ideal for tough, high tensile strength steels and stainless steels
• Substrate: Cobalt
• Surface Treatment: Bronze
• Flute Type: Regular SpiralAccusize SKU# FRAC (inch) MTS (inch) DEC (inch) FLT (inch) OA (inch) DR36-051C 51/64 3 0.7969 6-1/8 10-3/4 DR36-052C 13/16 3 0.8125 6-1/8 10-3/4 DR36-053C 53/64 3 0.8281 6-1/8 10-3/4 DR36-054C 27/32 3 0.8438 6-1/8 10-3/4 DR36-055C 55/64 3 0.8594 6-1/8 10-3/4 DR36-056C 7/8 3 0.875 6-1/8 10-3/4 DR36-057C 57/64 3 0.8906 6-1/8 10-3/4 DR36-058C 29/32 3 0.9062 6-1/8 10-3/4 DR36-059C 59/64 3 0.9219 6-1/8 10-3/4 DR36-060C 15/16 3 0.9375 6-1/8 10-3/4 DR36-061C 61/64 3 0.9531 6-3/8 11 DR36-062C 31/32 3 0.9688 6-1/8 10-3/4 DR36-063C 63/64 3 0.9844 6-3/8 11 DR36-100C 1 3 1 6-3/8 11 DR36-101C 1-1/64 3 1.0156 6-1/2 11-1/8 DR36-102C 1-1/32 3 1.0312 6-1/2 11-1/8 DR36-103C 1-3/64 3 1.0469 6-5/8 11-1/4