Hard Taper shank twist drills Our factory supply: end mill, ... flute carbide end mill, bi-metal backsaw blade, high speed cutter, spline hobbing cutter, bevel gear shaper ... tool bits, gear hob,....Product features: Hard Taper shank twist drillsStandard: DIN338 Production technics: 1. Roll forged; 2 ... 5, ^ ~ 20.0mms Note: Split point drills available from 3mm and above sizes. Hard Taper shank twist drills