... 300 to 1600 meters(984 to 5248ft) PRODUCT DESCRIPTIONXGY-300TH Core Drilling Rig is mainly used in geological engineering exploration range ... rig, No Guyline well service rig, water well drilling rig, core drilling rig, sand washing truck, flushby rig, dewaxing unit as ... !Welcome to Tonghua Petro and Customize your own RIG today! Core Drilling Rig