SERIES 1A7_ 12MM AND 16MM IC BUTTON CUTTERS Ramping Corkscrew Pocket Facing Contour Coolant D2 K H L1 D1 Cutter Number D1NominalDiameterD2 L1Bore Dia.Cut LengthHHeightNumberof Insert KKeyway CoolantThrough Max. RampAngle Insert Series 1A7H-20R01 2.000 0.750 0.236 1.570 5 0.312 Yes 6 RJLT12 1A7H-25R01 2.500 0.750 0.236 1.570 5 0.312 Yes 4 RJLT12 1A7H-30R01 3.000 1.000 0.236 1.750 6 0.375 Yes 3 RJLT12 1A7H-40R01 4.000 1.500 0.236 2.500 7 0.625 Yes 2 RJLT12 1A7H-50R01 5.000 1.500 0.236 2.500 8 0.625 No 1.75 RJLT12 1A7H-60R01 6.000 1.500 0.236 2.500 9 0.625 No 1.5 RJLT12 1A7K-20R01 2.000 0.750 0.315 1.570 4 0.312 Yes 9 RJLT16 1A7K-25R01 2.500 0.750 0.315 1.570 5 0.312 Yes 7 RJLT16 1A7K-30R01 3.000 1.000 0.315 1.750 5 0.375 Yes 5 RJLT16 1A7K-40R01 4.000 1.500 0.315 2.500 7 0.625 Yes 3.75 RJLT16 1A7K-50R01 5.000 1.500 0.315 2.500 7 0.625 No 2.75 RJLT16 1A7K-60R01 6.000 1.500 0.315 2.500 7 0.625 No 2 RJLT16 Operating Guidelines on page 98. 66