Slotting, Shouldering, Multi-purpose (Radius) ■ 4PGRM No. of Flutes:4 Workpiece Materials ★ 1st Choice Radius ±0.02 h6 50˚ mm R R Shank Dia. L ℓ2 ℓ 4 φDc φD1 φDs r ■ 4PGRM Shouldering Slotting (Unit: mm) Outside Dia. Mill Dia. Length of cut Neck Dia. Under Neck Length Shank Dia. Overall length Spec of Corners Description Std. tolerance φDc ℓ φD1 ℓ2 φDs L r 4PGRM030-045-06-R025 O 3 -0.014 4.5 2.7 9 6 57 R0.25 -0.028 4PGRM030-045-06-R050 O 3 -0.014 4.5 2.7 9 6 57 R0.5 -0.028 4PGRM040-060-06-R025 O 4 -0.020 6 3.7 12 6 57 R0.25 -0.038 4PGRM040-060-06-R050 O 4 -0.020 6 3.7 12 6 57 R0.5 -0.038 4PGRM050-075-06-R025 O 5 -0.020 7.5 4.6 15 6 76 R0.25 -0.038 4PGRM050-075-06-R050 O 5 -0.020 7.5 4.6 15 6 76 R0.5 -0.038 4PGRM060-090-06-R025 O 6 -0.020 9 5.5 18 6 76 R0.25 -0.038 4PGRM060-090-06-R050 O 6 -0.020 9 5.5 18 6 76 R0.5 L -0.038 4PGRM060-090-06-R075 O 6 -0.020 9 5.5 18 6 76 R0.75 -0.038 4PGRM060-090-06-R100 O 6 -0.020 9 5.5 18 6 76 R1.0 -0.038 4PGRM080-120-08-R050 O 8 -0.025 12 7.4 24 8 100 R0.5 -0.047 4PGRM080-120-08-R100 O 8 -0.025 12 7.4 24 8 100 R1.0 Solid End Mill -0.047 4PGRM080-120-08-R150 O 8 -0.025 12 7.4 24 8 100 R1.5 -0.047 4PGRM080-120-08-R200 O 8 -0.025 12 7.4 24 8 100 R2.0 -0.047 4PGRM100-150-10-R050 O 10 -0.025 15 9.2 30 10 100 R0.5 -0.047 4PGRM100-150-10-R100 O 10 -0.025 15 9.2 30 10 100 R1.0 -0.047 4PGRM100-150-10-R150 O 10 -0.025 15 9.2 30 10 100 R1.5 -0.047 4PGRM100-150-10-R200 O 10 -0.025 15 9.2 30 10 100 R2.0 -0.047 4PGRM120-180-12-R050 O 12 -0.032 18 11 36 12 125 R0.5 -0.059 4PGRM120-180-12-R100 O 12 -0.032 18 11 36 12 125 R1.0 -0.059 4PGRM120-180-12-R150 O 12 -0.032 18 11 36 12 125 R1.5 -0.059 4PGRM120-180-12-R200 O 12 -0.032 18 11 36 12 125 R2.0 -0.059 4PGRM160-240-16-R050 O 16 -0.032 24 15 48 16 125 R0.5 -0.059 4PGRM160-240-16-R150 O 16 -0.032 24 15 48 16 125 R1.5 -0.059 4PGRM200-300-20-R050 O 20 -0.040 30 19 60 20 150 R0.5 -0.073 4PGRM200-300-20-R200 O 20 -0.040 30 19 60 20 150 R2.0 -0.073 No. of Flutes Z=4 ● Radius type with 4 flutes. The diameter of the neck portion (φD1) is thinner than the cutting diameter (φDc) and it is suitable for deep slotting. Due to the corner-R on the cutting edge, it is applicable for finishing of sloped workpiece. Recommended Cutting Conditions L58 O :Check Availability L17