A crawler type core drilling rig is a hydraulic drilling machine mounted on a tracked chassis (crawler) that provides excellent mobility and stability across rugged and uneven terrains. Unlike skid-mounted or truck-mounted rigs, the crawler chassis allows the rig to relocate quickly and safely in challenging environments such as mountainous regions, forested areas, or construction sit... https://www.wuxipolysource.com/crawler_type_core_drilling_rig_show/28.html