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 66mm AW BW thread well grouting drilling flat face PDC diamond drill bits soft formation drilling steel tooth milled teeth MT tricone rock roller cone bits 5 1-2in step and chevron drag blade bits 7 7-8 milled tooth tricone bits for soft formation drilliing 200mm IADC517 Tungsten Carbide Insert Tooth Drill Tricone Roller Bits Water Well Drilling Equipment 26 inch big size borehole well drilling fixed cutters diamond PDC bits for hard rock drilling 13 1-8 333mm steel body diamond PDC gas well drilling bits for drilling rigs kingdream metal sealed 12 1-4inch oil drilling rotary rock drill steel teeth tricone bits