SERIES 12J1D 0 DEGREE LEAD END MILL Shoulder Channel Ramping Corkscrew Pocket Facing Coolant L2 L1 L3 D1 D2 .22 L1 L2 L3 D2 D1 Extension Overall Projection Shank Number Ramp Cutter Number Nom. Dia. Length Length Length Size/Style of Inserts Angles 12J1D-0300587R01 0.375 0.72 2.50 0.52 .500" Weldon 2 9.6 12J1D-03009R8R01 0.375 1.00 2.50 0.90 .375" Cylindrical 2 9.6 12J1D-04009S4R01 0.490 1.00 2.75 0.90 .500" Cylindrical 2 6.0 12J1D-05009S4R01 0.500 1.00 2.75 0.90 .500" Cylindrical 3 6.0 12J1D-0500979R01 0.500 1.09 3.00 0.90 .625" Weldon 3 6.0 12J1D-05011S4R01 0.500 1.25 3.00 1.15 .500" Cylindrical 2 6.0 12J1D-0601479R01 0.620 0.72 2.50 0.52 .625" Weldon 4 4.0 12J1D-06014S6R01 0.620 1.50 6.00 1.40 .625" Cylindrical 3 Not Recomm. 12J1D-0701684R02 0.720 1.75 3.75 1.65 .750" Weldon 4 2.6 12J1D-0701684R01 0.750 1.75 3.75 1.65 .750" Weldon 5 2.6 12J1D-07016S7R01 0.750 1.75 6.00 1.65 .750" Weldon 4 Not Recomm. 12J1D-0801784R01 0.875 1.75 3.75 1.75 .750" Weldon 5 2.3 12J1D-1001784R01 1.000 1.75 3.75 1.75 .750" Weldon 7 1.9 12J1D-1001784R02 1.000 1.75 3.75 1.75 .750" Weldon 5 1.9 12J1D-1001780R01 1.000 1.75 4.00 1.75 1.000" Weldon 7 1.9 12J1D-1001780R02 1.000 1.75 4.00 1.75 1.000" Weldon 5 1.9 12J1D-10021S1R01 1.000 2.25 8.00 2.15 1.000" Cylindrical 5 Not Recomm. 12J1D-1003480R01 1.000 3.50 5.75 3.40 1.000" Weldon 5 Not Recomm. Operating guidelines on 347. 14