12 inch without foot valve NUMA125 air pressure DTH hammer tool for hard rock formation drilling Size :12 inch Model:SNM125A Brand: Siruite Shank :NUMA125 Foot valve: Without Certificate: API 7-1 Pin Connection:6 5/8" API reg Hole Range:305-445mm N/W,G/W : 578kg/ 598kg Dimenstion:1975*285*285mm Application : ore /coal mining,deep water drilling,energy drilling Send Inquiry Live Chat(WA) Product Detail Tags: DTH toolDTH hammer Share: PREVIOUS:Premium Quality IMP diamond impregnated core bits casing shoes NEXT:mining machinery equipment parts Numa 100 10 inch down the bore hole drilling DTH hammer Related Products IADC517 high penetration motor drilling MD kingdream gas and oil well drill tri-cone bits 200mm IADC515 mining TCI rock roller tricone button bits API 8 3-4 tungsten carbide insert tooth tricone button bits water well drill bits 4 wings chevron drag bits for gas well drilling 311mm kingdream HA437 big teeth wide teeth tricone button bits for soft formation drilling 12 1-4 CS brand carbide button insert tooth TCI tricone bit 26 inch big size borehole well drilling fixed cutters diamond PDC bits for hard rock drilling 245mm 241mm 5 blades 9 1-2 inch geothermal industrial well drilling PDC bits onshore drilling diamond bits