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 inch IADC632 open bearing hard rock mining tricone rock drill bits tungsten carbide insert button bits premium quality 4 wings 133mm concave face PDC bits for deep water drilling API gas well drilling PDC bit 165mm with 6 blades for rock drilling equipment 8 1-2 4 wings vertical well drilling diamond PDC bits for soft formation 10 5-8 rotary drill PDC rock bit for oilfields drilling DTH hammer 2 inch shank BR2 standard DTH bit for drilling 17 1-2 inch IADC537 CS hard rock drilling rotary oil well drill tricone bits 12 1-4 311mm 5 wings deep water gas geothermal well drilling fixed diamond PDC bits