Detailed Product Description hss twist drill titaium coated with hex shankDIN338 standard,118/135 degree with split point. more suitfor DIY market.it`s easy to drill holes in steel such as Ardal,wood,plastic.more suit for power tools which has hex impactTypeSizemanfacturtingMaterialPoint anglestandardSurfaceHSS drill1-131/16-1/2fully ground,roll forge,edge groundM35,M2,W9,4341,4241118/135 split ...