... ,safe electric mine winch with hydraulic thrust Failsafe brake for mine shaft lifting and pulling.speed 1 to 2 meter/ ... operation, safe and reliable. resistance and joystick control for speed adjust.3.with depth indication, emergency stop, power failure safety brake, ... speed 30m/min, fast speed 80-120m/min. Slow speed one:The picture of JM-3Ton, speed:10m/min 2,000kg Electric Mine Winch with high speed ...