SERIES 12J1D (CHIP-SURFER STYLE) 0 DEGREE LEAD END MILL Shoulder Channel Ramping Corkscrew Pocket Facing L1 T1 D1 .22 D1 T1 L1 Nominal # Thread Extension Ramp Cutter Number Diameter Inserts Size Length Angle 12J1D-03006T6R01 0.375 2 T06 0.63 9.6 12J1D-05006T8R01 0.500 2 T08 0.65 6 12J1D-05006T8R02 0.500 3 T08 0.65 6 12J1D-06008TRR01 0.625 4 T10 0.80 4 12J1D-07010TSR01 0.750 5 T12 1.00 2.6 12J1D-07010TSR02 0.750 3 T12 1.00 2.6 For Chip-Surfer shank selection, see page 422. Operating guidelines on 347. 18