Material Number 2447537ISO Catalog ID A25TPTFNR16[D] Adapter / Shank / Bore Diameter 25 mm[DM] Minimum Bore Diameter 32 mm[F] F Dimension 17 mm[L1] Tool Length 300 mm[L2] Head Length 40 mm[CS] Coolant Supply Size 1/4-18 NPTGage Insert TN..160408Lock Screw ID Drive Size 10 IP