5 inch QL50 DTH hammer for water borehole drilling and coal mining Size :5 inch Model:SQL5 Brand: Siruite Shank :QL50 Foot valve: With Certificate: API 7-1 Pin Connection: 2 3/8" or 3 1/2" API reg Type:valveless air distributor Hole Range:135-152mm N/W,G/W : 73kg/ 78kg Dimenstion:1180*135*135mm Application : ore /coal mining,deep water drilling,energy drilling Send Inquiry Live Chat(WA) Product Detail Tags: borehole drilling bitDTH hammer bit Share: PREVIOUS:High air pressure DHD380 without foot valve premium quality DTH hammers NEXT:high quality high pressure 8 inch QL80 DTH hammer of mining machines Related Products 445mm IADC137 high quality mill tooth tricone bits for medium formation oilfields drilling machine 550 to 750mm high air pressure DTH hammer 24 inch big hole well quarry geothermal mining Premium Quality oilfields and geothermal well drilling 346mm 13 5-8 inch matrix body PDC bit API 8 3-4 IADC537 china factory roller bits deep underground water drilling bits 152.4mm high speed drilling rock tricone button bits for underground water PQ natural diamond impregnated core bits surface set drill bits for environmental exploration tungsten carbide inserts and diamond compact cutters PDC cone bit hybrid drill bits 13 5-8 gas petroleum water wellbore drilling PDC drill rock bit