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 customized 17 1-2 inch oil quality steel and matrix body high speed drilling PDC bits for soft medium formation drilling HQ 8 diamonds matrix PDC core bit for golden mine drilling drilling machinery parts oil energy well drill DTH hammer SD6 152mm 16 inch 406mm Smith PDC bits kingdream diamond bits high quality drill bits for well drilling HQ diamond impregnated core bit for mineral exploration drilling API high quality 12 1-4 in 5 blades vertical well drilling petroluem and hole boring PDC rock bits 146mm 5 3-4 inch carbide button teeth roller cone bits for hard rock drilling 374mm limestone granite hard rock drilling PDC diamond drill bits