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 HA117 King dream 11 5-8 inch 295mm Steel Teeth oil borehole rotary drill tricone bits 311mm HJ series ZJ king dream rock roller carbide tricone bits for petroleum and water borehole drilling 311mm kingdream HA437 big teeth wide teeth tricone button bits for soft formation drilling API 374mm 14 3-4 inch IADC537 517 CS vertical water well drilling HDD pilot tricone bit for soft to medium formation 127mm SD5 five inch mining equipment DTH hammer API oil quality 12 1-4 in TCI tricone button bits for groundwater boring 12 1-4 CS brand carbide button insert tooth TCI tricone bit NQ 76mm hole coring impregnated drill bits for hard rock drilling