factory supply QL40 4 inch DTH hammer mining water well drilling equipments Size :4 inch Model:SQL4 Brand: Siruite Shank :QL40 Foot valve: With Certificate: API 7-1 Pin Connection: 2 3/8" API reg Type:valveless air distributor Hole Range:110-130mm N/W,G/W : 43kg/ 46kg Dimenstion:1150*108*108mm Application : ore /coal mining,deep water drilling,energy drilling Send Inquiry Live Chat(WA) Product Detail Tags: DTH hammermining DTH hammer Share: PREVIOUS:hole drilling good quality COP84 DHD380 shank water drilling and mining DTH hammers NEXT:rock mining DTH hammer QL60 Shank high quality drilling parts Related Products 9 1-2 IADC517 FL API hard rock rotary drilling tricone reamer bits petrol sondaj matkap 152.4mm high speed drilling rock tricone button bits for underground water without footvalve down the hole DHD360 rock drill DTH hammer kingdream API standard 215mm HAT127 steel tooth tricone roller bits for soft formation oilfields drilling API ISO149mm 114mm 98mm 3 wings OIL WELL DRILLING diamond PDC drill rock bits 311mm chuanshi CS brand new rotary drill TCI tricone bits for sandstone and limestone drilling 190mm close bearing metal teeth tricone rock bits for soil rock drilling 349mm IADC437 Colse Bearing Water Well Drilling Roller Cone Bits Tricone Drill Bits