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 high performance natural diamond HQ reaming shell,IMP reamer shells hard rock water well drilling DHD350 DTH hammer drill bit 152mm button tools tungsten carbide inserts and diamond compact cutters PDC cone bit hybrid drill bits 200mm IADC517 Tungsten Carbide Insert Tooth Drill Tricone Roller Bits Water Well Drilling Equipment 6 inch conical insert teeth hard rock drilling roller cone bit 4 1-2 114mm 3 blades step drag bit for water drilling soft formation drilling steel tooth milled teeth MT tricone rock roller cone bits 8 1-2 water borehole drilling 3 wings diamond PDC drag bits for soft formation drilling