Deep 300m Hydraulic water well drilling rigs & drilling machine (KXD300HD) 1)drill depth:300m 2)mud pump 3)drill dia ... 500mm Deep 300m Hydraulic water well drilling rigs & drilling machine (KXD300HD) KXD-300B water well driller adopts 89mm diamater size pipes ... )3210 Deep 300m Hydraulic water well drilling rigs & drilling machine (KXD300HD)