... ,GMC- SDL 216B,GMC- SDL214,GMC- SDL212,GMC- SDL 210 single drum vibratory rollers effect powerful centrifugal force and great static ... harbors, railways and industrial areas etc.The GMC-SDL series single drum vibratory rollers can be divided into 10 ton road ... , and 16-20 ton road roller.Main Features of Single Drum Vibratory Rollers 1. Mechanical travel drive, double amplitude, hydraulic vibration and ...