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 4 1/8 IADC517 borehole drilling insert tooth rotary drill tricone bit customized 17 1-2 inch oil quality steel and matrix body high speed drilling PDC bits for soft medium formation drilling 9 inch IADC632 open bearing hard rock mining tricone rock drill bits tungsten carbide insert button bits 76mm water well drilling and mineral mining BW thread matrix PDC bits 4 1-2 114mm rock drill button bit/ hard rock drilling tools PQ natural diamond impregnated core bits surface set drill bits for environmental exploration high quality oil ang gas well drilling diamond bits kingdream PDC bits 10 5-8 inch oil and water borehole rotary drilling PDC bits for hard rock drilling