Material Number 1913582ISO Catalog ID B977A08000Grade KCU15[D1] Drill Diameter M 8 mm[L] Overall Length 91 mm[L3] Flute Length 53 mm[L4] Maximum Drilling Depth 43 mm[L5] Drill Point Length 1.35 mm[LS] Shank Length 36 mm[D] Adapter / Shank / Bore Diameter 8 mm