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 API 8 3-4 tungsten carbide insert tooth tricone button bits 171mm monitoring well drilling rock roller bits for hard rock drilling CS 9 7-8 IADC537 tungsten carbide button TCI tricone drill bits for vertical water well drilling 75mm matrix flat face PDC non core bits for grouting and drainage 133mm iadc637 round tooth ultra hard rock drilling roller bits 6in geological exploration tricone roller bits mining bits 216mm 8 1-2 inch 5 ways Fixed Cutters Oil Well Drilling PDC Bits 5 1-2in step and chevron drag blade bits