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 CS 9 7-8 IADC537 tungsten carbide button TCI tricone drill bits for vertical water well drilling 6 blades 114mm drilling fluids professional deep oil well drill diamond drilling bit PDC bit kingdream metal sealed 12 1-4inch oil drilling rotary rock drill steel teeth tricone bits premium quality HDD 6 1-8 horizontal directiona well drilling PDC bits water well drill bits 4 wings chevron drag bits for gas well drilling high impact resistance 59mm matrix sintered body flat face PDC center drill bits 11 5-8 IADC127 soft formation oil and gas borehole drilling three cone bits tri-cone bits 75mm matrix flat face PDC non core bits for grouting and drainage