Material Number 1913578ISO Catalog ID B977A07000Grade KCU15[D1] Drill Diameter M 7 mm[L] Overall Length 91 mm[L3] Flute Length 53 mm[L4] Maximum Drilling Depth 43 mm[L5] Drill Point Length 1.18 mm[LS] Shank Length 36 mm[D] Adapter / Shank / Bore Diameter 8 mm