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 6 1-2 3 blades step drag bits for soil formation drilling 12 1-4 IADC635 coal and mineral hole blasting tungsten carbide conical tooth tricone button bits 12 inch without foot valve NUMA125 air pressure DTH hammer tool for hard rock formation drilling HQ diamond impregnated core bit for mineral exploration drilling 5 1-2in step and chevron drag blade bits 6 inch conical insert teeth hard rock drilling roller cone bit air pressure 4 inch DHD340 drilling DTH hammer bits mining machinery parts for drilling rig premium quality 4 wings 133mm concave face PDC bits for deep water drilling