High efficiency chip evacuation for Steel and Difficult-to-cut materials, Varied interval flute design No. of Flutes:5 ■ 5DEKM, 5DERM Workpiece Materials ★ 1st Choice Land Radius ±0.05 h6 38˚ mm R R Shank Dia. (DEKM) (DERM) (DERM) L ℓ 5 φDc φDs ■ 5DEKM (With corner land) Shouldering Slotting ■ 5DERM (Radius) Shouldering Slotting (Unit: mm) (Unit: mm) Outside Length Shank Overall No. of Outside Length Shank Overall No. of Description Std. Dia. Mill Dia. of cut Dia. length Flutes Description Std. Dia. Mill Dia. of cut Dia. length Spec of Flutes φDc tolerance ℓ φDs L Z φDc tolerance ℓ φDs L Corners Z 5DEKM040-120-06 N 4 -0.020 12 6 55 5 5DERM040-120-06-R025 N 4 -0.020 12 6 55 R0.25 5 -0.038 -0.038 5DEKM050-130-06 N 5 -0.020 13 6 57 5 5DERM050-130-06-R025 N 5 -0.020 13 6 57 R0.25 5 -0.038 -0.038 5DEKM060-130-06 N 6 -0.020 13 6 57 5 5DERM060-130-06-R040 N 6 -0.020 13 6 57 R0.4 5 -0.038 -0.038 5DEKM080-160-08 N 8 -0.025 16 8 63 5 5DERM080-160-08-R050 N 8 -0.025 16 8 63 R0.5 5 -0.047 -0.047 5DEKM090-190-10 N 9 -0.025 19 10 72 5 5DERM090-190-10-R050 N 9 -0.025 19 10 72 R0.5 5 -0.047 -0.047 5DEKM100-220-10 N 10 -0.025 22 10 72 5 5DERM100-220-10-R050 N 10 -0.025 22 10 72 R0.5 5 -0.047 -0.047 5DEKM120-260-12 N 12 -0.032 26 12 83 5 5DERM120-260-12-R075 N 12 -0.032 26 12 83 R0.75 5 -0.059 -0.059 5DEKM160-320-16 N 16 -0.032 32 16 92 5 5DERM160-320-16-R075 N 16 -0.032 32 16 92 R0.75 5 -0.059 -0.059 5DEKM200-380-20 N 20 -0.040 38 20 104 5 5DERM200-380-20-R075 N 20 -0.040 38 20 104 R0.75 5 -0.073 -0.073 5DEKM250-450-25 N 25 -0.040 45 25 121 5 5DERM250-450-25-R075 N 25 -0.040 45 25 121 R0.75 5 -0.073 -0.073 ● 5 flutes design enables high feed rate machining. Varied intervals prevent vibration.  5DERM is suitable for 0.8Dc slotting. Recommended Cutting Conditions L62 Steel and Difficult-to-cut materials, Finishing L No. of Flutes:4, 6 ■ 4YFSM, 6YFSM Workpiece Materials ★ 1st Choice Solid End Mill Sharp h6 45˚ Shank Dia. L ℓ 4 6 φDc φDs ■ 4YFSM Shouldering ■ 6YFSM Shouldering (Unit: mm) (Unit: mm) Outside Length Shank Overall No. of Outside Length Shank Overall No. of Description Std. Dia. Mill Dia. of cut Dia. length Flutes Description Std. Dia. Mill Dia. of cut Dia. length Flutes φDc tolerance ℓ φDs L Z φDc tolerance ℓ φDs L Z 4YFSM040-130-06 O 4 -0.020 13 6 50 4 6YFSM060-130-06 O 6 -0.020 13 6 50 6 -0.038 -0.038 4YFSM050-130-06 O 5 -0.020 13 6 50 4 6YFSM080-190-08 O 8 -0.025 19 8 63 6 -0.038 -0.047 6YFSM100-220-10 O 10 -0.025 22 10 76 6 -0.047 6YFSM120-260-12 O 12 -0.032 26 12 76 6 -0.059 ● Multi-edge type with excellent chip evacuation. (Core 6YFSM160-320-16 16 -0.032 32 16 89 6 O -0.059 Diameter Ratio: 60%) It has positive type rake angle and -0.040 6YFSM200-380-20 O 20 -0.073 38 20 104 6 suitable for semi-finishing of difficult-to-cut materials such as stainless steel and Ni-base heat-resistant alloys. Recommended Cutting Conditions L63 ●:Std. Item O:Check Availability L25