● Welding (Welding) wheel (wheel group) for the driving wheel units and idler wheel units formed. ● Wheel group of driving wheels, Taiwan adopted a unilateral motor bilateral roller design, mining DC motor drive, transmission efficiency. ● Tread all round mining bolt positioning units can be quickly adjusted Tread, easy to use. ● adoption of wired remote control (speed, automatic positive / negative) length 3M, and equipped with a manual foot switch.

