We are specialize in manufactureing of materials and tools for construction mining many years. Therefore we have wide experience series high quality products as follows:
1. Button bits, connection tapered or threaded, diameter from 33mm to 127mm;
2. Cross 28mm 95mm;
3. Coupling ...
Telephone:86-731-84464257
Address:Room 706, HONGFEI Building, No. 123 Yanshan Street
Handan Kaishan Drilling Tools Co., Ltd. Main product: drill bit series, rod cutter pick series and other coal mine machinery accessories. Our company was established in 2011, located Industry Trade Zone, Linzhang, Handan, Hebei, China. Main PDC 3, 4, 5 wings steel body concave face non coring ...
Telephone: 86-0310-6930666
Address:Hebei Pu