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 W matrix HQ HQ2 HQ3 drilling equipment impregnated drill core bits 12 inch without foot valve NUMA125 air pressure DTH hammer tool for hard rock formation drilling 14 3-4 inch 5 blades medium hard rock drill rotary PDC bits for petroleum and water drilling API ISO149mm 114mm 98mm 3 wings OIL WELL DRILLING diamond PDC drill rock bits 200mm IADC645 conical round teeth insert mineral mining roller tricone drill bits for drilling machinery geotech 66mm diamond PDC non core bits for abrasive rock formation 165mm drilling fluids tricone reamers rotary cone drill bit 9 7-8 5 wings matrix body PDC bit diamond drilling bit for underground water drilling - 副本