Purchase Qty. Reference FOB Price
50-1,999 Pieces US$4.50
2,000+ Pieces US$4.20
Product Description
Mining Tungsten Carbides Taper Rock Drill Tool Button Bit Product Advantages of our button bits: 1. A super long life. The grinding/consumption ratio of PDC is 20-40 times that of tungsten carbide bit and 10 times that of diamond bit. 2. No. 45 steel as the drill bit body; 3. High ...