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 Used-secondhand-renew-rebuilt USA TCI carbide insert tooth tricone oil drill bits API certificate 12 1-2 well drilling equipment TCI rotary rock drill roller cone bits HQ NQ BQ PQ impregnated core drill bits exploration core drilling bit 10 5-8 rotary drill PDC rock bit for oilfields drilling 171mm monitoring well drilling rock roller bits for hard rock drilling air pressure 4 inch DHD340 drilling DTH hammer bits mining machinery parts for drilling rig 12 inch without foot valve NUMA125 air pressure DTH hammer tool for hard rock formation drilling 95mm sintered matrix body non core PDC drilling bits