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 without foot valve NUMA125 air pressure DTH hammer tool for hard rock formation drilling 12 1-4 IADC635 coal and mineral hole blasting tungsten carbide conical tooth tricone button bits 95mm sintered matrix body non core PDC drilling bits 215mm carbide insert tooth oil well drill tricone bit high quality oil ang gas well drilling diamond bits kingdream PDC bits 200mm IADC645 conical round teeth insert mineral mining roller tricone drill bits for drilling machinery Metal sealed bearing high speed motor drilling kingdream tricone hard rock bits for oilfield drilling 4 3-4in drag drilling bits for mud soil soft rock drilling