Purchase Qty. Reference FOB Price
100-499 Pieces US$3.50
500-999 Pieces US$2.79
1,000+ Pieces US$2.56
Product Description
11% Co diameter from 3mm~30mm tungsten rod alloy carbide hardmetal Chamfer Cylinder tungsten carbide button has superior wear resistance and impact toughness, and similar products with higher speed of drilling and digging.Series of ball tooth bit passivation using cycle is long, not to ...