G550 Series CARBIDE ENDMILLS - Long Neck Corner Radius Type - 4F . UNICO Coating provides superior wear resistance and reduces the coeffi cient of friction. . Suitable for HRC 30 to HRC 55 Ordinary Steel, Alloy Steel, Cast Iron, Heat-Resistant Steel, etc. . Multiple fl utes and ling neck design provides better surface in deep cutting. . Available in various cut lengths. Corner Dia. CL EFF-L OAL Shank Flutes Order No. Radius (d) (L1) (L2) (L) (D) (F) EPCBC4 (R) EPCRC40300216U 3.0 0.2R 3.0 16 60 6 4 EPCRC4 EPCRC40300220U 3.0 0.2R 3.0 20 60 6 4 EPCRC40300225U 3.0 0.2R 3.0 25 60 6 4 EPCRC40300230U 3.0 0.2R 3.0 30 75 6 4 EPCRC40300235U 3.0 0.2R 3.0 35 75 6 4 EPCRC40300310U 3.0 0.3R 3.0 10 50 6 4 EPCRC40300316U 3.0 0.3R 3.0 16 60 6 4 EPCRC40300320U 3.0 0.3R 3.0 20 60 6 4 d R EPCRC40300325U 3.0 0.3R 3.0 25 60 6 4 EPCRC40300330U 3.0 0.3R 3.0 30 75 6 4 EPCRC40300335U 3.0 0.3R 3.0 35 75 6 4 L1 EPCRC40300510U 3.0 0.5R 3.0 10 50 6 4 EPCRC40300516U 3.0 0.5R 3.0 16 60 6 4 EPCRC40300520U 3.0 0.5R 3.0 20 60 6 4 L2 EPCRC40300525U 3.0 0.5R 3.0 25 60 6 4 EPCRC40300530U 3.0 0.5R 3.0 30 75 6 4 EPCRC40300535U 3.0 0.5R 3.0 35 75 6 4 EPCRC40301010U 3.0 1.0R 3.0 10 50 6 4 EPCRC40301016U 3.0 1.0R 3.0 16 60 6 4 EPCRC40301020U 3.0 1.0R 3.0 20 60 6 4 L EPCRC40301025U 3.0 1.0R 3.0 25 60 6 4 15° EPCRC40301030U 3.0 1.0R 3.0 30 75 6 4 EPCRC40301035U 3.0 1.0R 3.0 35 75 6 4 EPCRC40400113U 4.0 0.1R 4.0 13 50 6 4 EPCRC40400116U 4.0 0.1R 4.0 16 60 6 4 EPCRC40400120U 4.0 0.1R 4.0 20 60 6 4 EPCRC40400125U 4.0 0.1R 4.0 25 60 6 4 EPCRC40400130U 4.0 0.1R 4.0 30 75 6 4 EPCRC40400135U 4.0 0.1R 4.0 35 75 6 4 EPCRC40400213U 4.0 0.2R 4.0 13 50 6 4 EPCRC40400216U 4.0 0.2R 4.0 16 60 6 4 EPCRC40400220U 4.0 0.2R 4.0 20 60 6 4 D EPCRC40400225U 4.0 0.2R 4.0 25 60 6 4 EPCRC40400230U 4.0 0.2R 4.0 30 75 6 4 EPCRC40400235U 4.0 0.2R 4.0 35 75 6 4 EPCRC40400313U 4.0 0.3R 4.0 13 50 6 4 EPCRC40400316U 4.0 0.3R 4.0 16 60 6 4 EPCRC40400320U 4.0 0.3R 4.0 20 60 6 4 EPCRC40400325U 4.0 0.3R 4.0 25 60 6 4 EPCRC40400330U 4.0 0.3R 4.0 30 75 6 4 EPCRC40400335U 4.0 0.3R 4.0 35 75 6 4 EPCRC40400513U 4.0 0.5R 4.0 13 50 6 4 EPCRC40400516U 4.0 0.5R 4.0 16 60 6 4 EPCRC40400520U 4.0 0.5R 4.0 20 60 6 4 EPCRC40400525U 4.0 0.5R 4.0 25 60 6 4 EPCRC40400530U 4.0 0.5R 4.0 30 75 6 4 EPCRC40400535U 4.0 0.5R 4.0 35 75 6 4 EPCRC40401013U 4.0 1.0R 4.0 13 50 6 4 d Tolerance EPCRC40401016U 4.0 1.0R 4.0 16 60 6 4 Ø 0 ~ 0.02 EPCRC40401020U 4.0 1.0R 4.0 20 60 6 4 EPCRC40401025U 4.0 1.0R 4.0 25 60 6 4 EPCRC40401030U 4.0 1.0R 4.0 30 75 6 4 EPCRC40401035U 4.0 1.0R 4.0 35 75 6 4 EPCRC40500116U 5.0 0.1R 5.0 16 60 6 4 A66