SERIES 45C_RB PRECISION CENTER-CUTTING END MILLS, 2-FLUTE, 30 DEGREE HELIX Shoulder Slabbing Channel Ramping Corkscrew Pocket Facing C D d Ap L Grade P M K N S H e8(K)(M)(P/K) IN2005 + + + + h6 + Preferred choice o Second choice L Ap d Helix D Z C Overall Cut Shank Cutter Number (deg) Diameter Flutes Chamfer Length Length Size/Style 45C-1205R4RB00 IN2005 30.0 0.125 2 0.040-0.010 x 45 1.50 0.50 .125" Cylindrical 45C-1803R5RB00 IN2005 30.0 0.188 2 0.040-0.010 x 45 2.00 0.38 .188" Cylindrical 45C-2505R6RB00 IN2005 30.0 0.250 2 0.040-0.010 x 45 2.50 0.50 .250" Cylindrical 45C-2507R6RB00 IN2005 30.0 0.250 2 0.040-0.010 x 45 2.50 0.75 .250" Cylindrical 45C-3108R7RB00 IN2005 30.0 0.312 2 0.040-0.010 x 45 2.50 0.81 .312" Cylindrical 45C-3707R8RB00 IN2005 30.0 0.375 2 0.040-0.010 x 45 2.50 0.75 .375" Cylindrical 45C-370777RB00 IN2005 30.0 0.375 2 0.040-0.010 x 45 2.50 0.75 .375" Weldon 45C-3710R8RB00 IN2005 30.0 0.375 2 0.040-0.010 x 45 2.50 1.00 .375" Cylindrical 45C-4310R9RB00 IN2005 30.0 0.437 2 0.040-0.010 x 45 2.75 1.00 .438" Cylindrical 45C-5010S4RB00 IN2005 30.0 0.500 2 0.040-0.010 x 45 3.00 1.00 .500" Cylindrical 45C-501078RB00 IN2005 30.0 0.500 2 0.040-0.010 x 45 3.00 1.00 .500" Weldon 45C-6210S6RB00 IN2005 30.0 0.625 2 0.040-0.010 x 45 3.50 1.00 .625" Cylindrical 45C-7584S7RB00 IN2005 30.0 0.750 2 0.040-0.010 x 45 4.00 1.25 .750" Cylindrical Operating guidelines on page 402. 435