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 311mm 6 and 5 wings matrix body fixed cutters PDC diamond drill bits for well drilling 311mm HJ series ZJ king dream rock roller carbide tricone bits for petroleum and water borehole drilling API 7-1 standard 215mm tricone button insert tooth roller bit for water borehole drilling 149mm deep water borehole well center drill tri-cone oil bits Premium Quality IMP diamond impregnated core bits casing shoes 10 5-8 inch oil and water borehole rotary drilling PDC bits for hard rock drilling 6 1-2 inch 165mm carbide button tooth tricone bits for water and geotech drilling 7 7-8 IADC547 metal sealed tungsten carbide insert tooth TCI tricone roller HDD drilling bits