Detailed Product Description HSS fully ground drillmaterial:M42,M35,M2,W9DIN338/340/1897 standardHRC>63118/135 split pointTypeSizemanfacturtingMaterialPoint anglestandardSurfaceHSS drill1-131/16-1/2fully ground,roll forge,edge groundM35,M2,W9,4341,4241118/135 split pointDIN338,340,1897black oxide,bright,taitinum,amber