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 200mm IADC517 Tungsten Carbide Insert Tooth Drill Tricone Roller Bits Water Well Drilling Equipment customized 17 1-2 inch oil quality steel and matrix body high speed drilling PDC bits for soft medium formation drilling 17 1-2 IADC117 wide big teeth milled tooth tricone water and petroleum well drilling bits kingdream API standard 215mm HAT127 steel tooth tricone roller bits for soft formation oilfields drilling 5 7-8 tungsten carbide well drilling stepped drag-blade drill bit 200mm IADC515 mining TCI rock roller tricone button bits 4 1-2 114mm rock drill button bit/ hard rock drilling tools 65mm mining geological deep water hole drilling PDC bits