SERIES 45A_RA HI-FEED SOLID CARBIDE ENDMILLS, 4-FLUTES Shoulder Channel Ramping Corkscrew Pocket Facing Contour H 7° D d R Ap max L Grade P M K N S H e8(K)(M)(P/K) IN2005 + + + + h6 + Preferred choice o Second choice L Ap d D Z C Overall H Cut Shank Cutter Number Diameter Flutes Radius Length Height Length Size/Style 45A-2500R6RA03 IN2005 0.250 4 0.040 2.48 0.780 0.12 .250" Cylindrical 45A-3100R7RA05 IN2005 0.312 4 0.050 2.48 1.030 0.13 .312" Cylindrical 45A-3700R8RA06 IN2005 0.375 4 0.060 2.98 1.230 0.15 .375" Cylindrical 45A-5000S4RA07 IN2005 0.500 4 0.080 2.98 1.320 0.18 .500" Cylindrical Operating guidelines on page 404. 445