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 geological HQ NQ BQ PQ turbo type diamond impregnated core bit 149mm 6 wings steel body oil and underground water directional drilling PDC center drill bits 76mm water well drilling and mineral mining BW thread matrix PDC bits 6 inch underground deep water boring well rotary rock drill tricone bit 7 1-2 inch 190mm 6 blades fixed cutters diamond drill bit center drilling PDC bit HQ 8 diamonds matrix PDC core bit for golden mine drilling air pressure 4 inch DHD340 drilling DTH hammer bits mining machinery parts for drilling rig 4 1-2 114mm rock drill button bit/ hard rock drilling tools