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 8 1-2 4 wings vertical well drilling diamond PDC bits for soft formation water oilfields gas well drilling DTH hammer with button bits SD10 size 10 inch mining machinery tools withou foot valve 6 inch premium DHD shank DTH hammer HQ diamond impregnated core bit for mineral exploration drilling 550 to 750mm high air pressure DTH hammer 24 inch big hole well quarry geothermal mining 5 7-8 tungsten carbide well drilling stepped drag-blade drill bit 114mm 4 1/2 water well drilling diamond PDC bit with 5 wings mining machinery equipment parts Numa 100 10 inch down the bore hole drilling DTH hammer