Min. Order Reference FOB Price
100 Pieces US$5.00-10.00 / Piece
Product Description
Product Name Material Grade Composition Physics Performance size Tungsten carbide Drill Bits YG8 WC 91.7%~92% Co 8%~8.3% Hardness 89.5~90.5HRA Density 14.6~14.85g/m³ Bending ...