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 chuanshi soft formation drilling mill tooth roller rock bits for water holes 4 3-4in drag drilling bits for mud soil soft rock drilling premium quality 4 wings 133mm concave face PDC bits for deep water drilling 6 3-4 inch 171mm borehole well water drilling button rock roller bits drilling machine 6 inch oil well drilling 3 blades drag bit drilling rig tool Hybrid PDC drill bits tungsten carbide roller DIAMOND PDC BITS drilling machinery parts oil energy well drill DTH hammer SD6 152mm HA117 King dream 11 5-8 inch 295mm Steel Teeth oil borehole rotary drill tricone bits