SERIES FD (CYLINDRICAL SHANK) 5XD CYLINDRICAL SHANKS Drilling Coolant DCN-DCX DCON DF LU LF LS DCN DCX SSC LU LF LS DCON DF Part Number Cutting Cutting Seat Size Usable Functional Shank Shank Flange Key Dia. Min. Dia. Max. Code Length Length Length Diameter Diameter FD1600080S7R01 0.6299 (16.00 mm) 0.6654 (16.90 mm) 16 3.31 4.02 1.97 0.750 0.98 KFD16-17 FD1700085S7R01 0.6693 (17.00 mm) 0.6693 (17.90 mm) 17 3.50 4.28 1.97 0.750 0.98 KFD16-17 FD1800090S1R01 0.7087 (18.00 mm) 0.7441 (18.90 mm) 18 3.70 4.56 2.20 1.000 1.26 KFD18-19 FD1900095S1R01 0.7480 (19.00 mm) 0.7835 (19.90 mm) 19 3.90 4.80 2.20 1.000 1.26 KFD18-19 FD2000100S1R01 0.7874 (20.00 mm) 0.8228 (20.90 mm) 20 4.09 5.04 2.20 1.000 1.26 KFD20-21 120