450 to 600mm big hole drilling machine parts down the hole DTH hammers NUMA 180 Size :18 inch Model:SNM180 Brand: Siruite Shank :NUMA180 Foot valve: Without Certificate: API 7-1 Pin Connection:7 5/8" API reg(or as required) Hole Range:450-600mm N/W,G/W : 1551kg/ 1601kg Dimenstion:2393*430*430mm Application : ore /coal mining,deep water drilling,energy drilling Send Inquiry Live Chat(WA) Product Detail Tags: drilling machine partshole drilling tool Share: PREVIOUS:mining machinery equipment parts Numa 100 10 inch down the bore hole drilling DTH hammer NEXT:550 to 750mm high air pressure DTH hammer 24 inch big hole well quarry geothermal mining Related Products High Speed 31-2inch IR35 DHD3 1-2 vaveless DTH hammer DTH bits for mining deep well drilling chuanshi soft formation drilling mill tooth roller rock bits for water holes Premium Quality IMP diamond impregnated core bits casing shoes 374mm limestone granite hard rock drilling PDC diamond drill bits 8 1-2 4 wings vertical well drilling diamond PDC bits for soft formation 7 1-2 inch 190mm high quality mill tooth kingdream bits steel tooth tricone bits API certificate 12 1-2 well drilling equipment TCI rotary rock drill roller cone bits IADC517 high penetration motor drilling MD kingdream gas and oil well drill tri-cone bits