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 5 1-2in step and chevron drag blade bits API Horizontal Directional Drilling and Deep Groundwater Well PDC Drill Bits with 5 ways 12 inch without foot valve NUMA125 air pressure DTH hammer tool for hard rock formation drilling 374mm limestone granite hard rock drilling PDC diamond drill bits High Speed 31-2inch IR35 DHD3 1-2 vaveless DTH hammer DTH bits for mining deep well drilling kingdream metal sealed 12 1-4inch oil drilling rotary rock drill steel teeth tricone bits water oilfields gas well drilling DTH hammer with button bits SD10 size 10 inch 374mm IADC537 rubber Sealed Bearing Journal broca triconica Rock Roller Bits for Medium Hard Rock Drilling