Yg-1 Tool Company 4G MILL, 2 Flute 30° Helix Long Square End mill, SEME70250110, D=25 L=200
YG-1 4G MILL, 2 Flute 30° Helix Long Square End mill, SEME70250110, D=25 L=200 EDP No. R D1 D2 L1 L3 L2 Mill Dia. Tolerance Shank Dia.Tolerance No. of Flute SEME70250110 25 25 110 200 0~0.030 h5 2 (Unit : mm) Feature ▶Due to new coating and new tool geometry, outstanding cutting ability and wear resistance. ▶Excellent performance when cutting prehardened steels, up to HRc55 which are used for molds & dies. ▶Available various length of cut and overall length end mills. High Speed Cutting for Pre-Hardened Steels up to HRc55 -4G MILLS Suitable for a wide range of work material, specifically for increasing tool life when machining pre-hardened materials, low hardness materials, cast iron, etc. High speed cutting, dry and wet cut recommended together. Cutting Conditions ISO VDI 3323 Material Description Composition / Structure / Heat Treatment HB HR ◎ : Excellent ○ : Good P 1 Non-alloy steel About 0.15% C Annealed 125 ○ 2 About 0.45% C