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 API 8 3-4 IADC537 china factory roller bits deep underground water drilling bits 450 to 600mm big hole drilling machine parts down the hole DTH hammers NUMA 180 Metal sealed bearing high speed motor drilling kingdream tricone hard rock bits for oilfield drilling 445mm IADC137 high quality mill tooth tricone bits for medium formation oilfields drilling machine API high quality 12 1-4 in 5 blades vertical well drilling petroluem and hole boring PDC rock bits 6 inch oil well drilling 3 blades drag bit drilling rig tool CS 9 7-8 IADC537 tungsten carbide button TCI tricone drill bits for vertical water well drilling 374mm IADC537 rubber Sealed Bearing Journal broca triconica Rock Roller Bits for Medium Hard Rock Drilling