12 inch DTH hammer DTH button drill bits down the hole SD shank Size :12 inch Model:SSD12 Brand: Siruite Shank :SD12 Foot valve: With Certificate: API 7-1 Pin Connection: 6 5/8" API reg Hole Range:305-445mm N/W,G/W :526kg/ 540kg Dimenstion:1700*295*295mm Application : mineral mining,deep water drilling,energy well drilling Send Inquiry Live Chat(WA) Product Detail Tags: DTH hammerbutton drill bitsSD12 DTH hammer Share: PREVIOUS:water oilfields gas well drilling DTH hammer with button bits SD10 size 10 inch NEXT:5 3-4 inch 146mm Tungsten Carbide Insert Button Tricone Drill Bits Related Products 5 1-2in step and chevron drag blade bits 114mm 4 1/2 water well drilling diamond PDC bit with 5 wings air pressure 4 inch DHD340 drilling DTH hammer bits mining machinery parts for drilling rig 12 1-4 inch water boring well drilling kingdream metal sealed bearing TCI tricone bit CS 9 7-8 IADC537 tungsten carbide button TCI tricone drill bits for vertical water well drilling China TZ brand Lilin oil well drilling water well boring carbide tooth tricone bits 8 inch Mission 80 size 203mm pneumatic DTH hammer and DTH drill bits 66mm AW BW thread well grouting drilling flat face PDC diamond drill bits