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 12 1-4 inch water boring well drilling kingdream metal sealed bearing TCI tricone bit 8 1-2 5 wings deep oil drilling diamond fixed cutters PDC bits 5 3-4 inch 146mm Tungsten Carbide Insert Button Tricone Drill Bits API 8 3-4 IADC537 china factory roller bits deep underground water drilling bits factory supply QL40 4 inch DTH hammer mining water well drilling equipments NQ 76mm hole coring impregnated drill bits for hard rock drilling 311mm kingdream HA437 big teeth wide teeth tricone button bits for soft formation drilling 8 1-2 4 wings vertical well drilling diamond PDC bits for soft formation