Purchase Qty. Reference FOB Price
10-49 Pieces US$20.00
50-99 Pieces US$18.00
100-199 Pieces US$15.00
200-499 Pieces US$12.00
500+ Pieces US$10.00
Product Description
Product features: It can reduces the expense of impact energy, improves the drilling speed and efficiency, also it can be used for drilling bore hole diameter from 30mm to 41mm usually. Each rods use premium quality alloy steel and excellent quality tungsten carbide to assure high drilling ...