factory supply QL40 4 inch DTH hammer mining water well drilling equipments Size :4 inch Model:SQL4 Brand: Siruite Shank :QL40 Foot valve: With Certificate: API 7-1 Pin Connection: 2 3/8" API reg Type:valveless air distributor Hole Range:110-130mm N/W,G/W : 43kg/ 46kg Dimenstion:1150*108*108mm Application : ore /coal mining,deep water drilling,energy drilling Send Inquiry Live Chat(WA) Product Detail Tags: DTH hammermining DTH hammer Share: PREVIOUS:hole drilling good quality COP84 DHD380 shank water drilling and mining DTH hammers NEXT:rock mining DTH hammer QL60 Shank high quality drilling parts Related Products 12 inch DTH hammer DTH button drill bits down the hole SD shank without footvalve down the hole DHD360 rock drill DTH hammer 4 1-2 114mm rock drill button bit/ hard rock drilling tools 311mm kingdream HA437 big teeth wide teeth tricone button bits for soft formation drilling tungsten carbide inserts and diamond compact cutters PDC cone bit hybrid drill bits 374mm IADC537 rubber Sealed Bearing Journal broca triconica Rock Roller Bits for Medium Hard Rock Drilling 9 inch IADC632 open bearing hard rock mining tricone rock drill bits tungsten carbide insert button bits hole drilling good quality COP84 DHD380 shank water drilling and mining DTH hammers