Machine tools,pdc tungsten matrix bit,concave bit,pillar bit,button bit,coring bit,coring ...
manufacture of sintered tungsten carbide matrix pdc bit.coring bit,concave bit,pillar bit,drag bit, button bit,etc
| Business Type: | ||
| Comapany: | Shandong tops pdc bit company | |
| Address: | NO.293 Liaohe Road | |
| City: | Liaocheng | |
| State: | Shandong | |
| Country: | China |
