... cutter, HSS drill bit, screw driver, steel measuring tape, reamer, hex key, wrench, grinding wheel, diamond tool, thread tap, ball nose ... drill, HSS tool bits, gear hob,....Product features: Hard Taper shank twist drillsStandard: DIN338 Production technics: 1. Roll forged; 2. Roll ... .5, 2.0, 2.5, ^ ~ 20.0mms Note: Split point drills available from 3mm and above sizes. Hard Taper shank twist drills