X-Series Mirco Grain Ball-nose cutting tools R0.5-R10mm, 2Flute-4Flute Helix angle: 30 (35; 45 Option Upto: HRC45-50 WC=90%, Co=10%, TRS>3800N/mm2; Hardness>91.8HRA, Grain size: 0.6um; High qulaity of wearability and impact(Order No) Cutting Shank Flute A. 0. L d D l L R0.5× 2× 4D× 75L × 2T 1 4 2 75 R0.75× 3× 4D× 75L × 2T 1.5 4 3 75 R1.0× 4× 4D× 75L × 2T 2 4 4 75
