... drilling rig includes:Mechanical drilling rig Models includes ZJ10/858, ZJ15/900DJ, ZJ30/1700L, ZJ40/2250L, ZJ50/3150L, ZJ70/4500L.DC electrical drilling rig includes ZJ40/2250D, ZJ50 ... for one controlHookDG315Total power, kW3*10505. Tefico pictures zj50dbs 1500HP skid-mounted drilling rig for oilfield