Min. Order Reference FOB Price
5 Pieces US$1.20-55.00 / Piece
Product Description
Micro grain raw material Grain size: 0.4-0.6μm Co 10%, 12% TRS >3600 N/mm2 Hardness HRA 91.8-92.5 Work piece HRC45-50 HRC55-60 HRC65 HRC68 Helix angle 30°-45 ° Diameter of cutting edge 0.2-0.9 mm; 1-20 mm Diameter of rods 4-20 mm Length 50-100 mm ...