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 4 3-4in drag drilling bits for mud soil soft rock drilling 16 inch 406mm Smith PDC bits kingdream diamond bits high quality drill bits for well drilling 311mm 6 and 5 wings matrix body fixed cutters PDC diamond drill bits for well drilling high performance natural diamond HQ reaming shell,IMP reamer shells factory supply 17 1-2 inch 445mm medium hard rock drilling bits tricone roller bits for gravel sandstone 10 5-8 inch oil and water borehole rotary drilling PDC bits for hard rock drilling geotech 66mm diamond PDC non core bits for abrasive rock formation 149mm tungsten carbide tooth insert roller rock bits