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 13 5-8 gas petroleum water wellbore drilling PDC drill rock bit 149mm tungsten carbide tooth insert roller rock bits 245mm 241mm 5 blades 9 1-2 inch geothermal industrial well drilling PDC bits onshore drilling diamond bits 5 inch QL50 DTH hammer for water borehole drilling and coal mining 76mm water well drilling and mineral mining BW thread matrix PDC bits 12 1-4 IADC635 coal and mineral hole blasting tungsten carbide conical tooth tricone button bits 11 5-8 IADC127 soft formation oil and gas borehole drilling three cone bits tri-cone bits factory supply 17 1-2 inch 445mm medium hard rock drilling bits tricone roller bits for gravel sandstone