... :60m to 200m 5)Cummins Diesel DFW3000 Multi-angle Down-the-hole Drilling RigThe Eternoo DFW3000 Down-the-hole drilling rig is ... , and all kinds of opencast mine and blasthole drilling, the DFW3000 is capable of drilling diameter up to 115 mm,for ... boom up and down angle range: up 50°,down 20° DFW3000 Multifunctional DTH geotechnical mobile Drill Rig