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 6 inch underground deep water boring well rotary rock drill tricone bit CS brand new 215mm IADC517 deep well irrigation water TCI tricone drilling bits three cone bits 8 1-2 MD517 metal face high speed drilling kingdream motor rock roller drill bit of oil drilling rig equipment 9 inch IADC632 open bearing hard rock mining tricone rock drill bits tungsten carbide insert button bits 4 1-4 inch 108mm drilling rig water well bits impact well drilling tci bits DHD340 drilling tools down the hole hammers and DTH bits IADC517 high penetration motor drilling MD kingdream gas and oil well drill tri-cone bits 311mm HJ series ZJ king dream rock roller carbide tricone bits for petroleum and water borehole drilling