This pedal releases your hands to perform other procedures while performing under control with your foot. This pedal switch is a momentary type that controls power on or off. The die-cast aluminum base comes with 3 mounting holes.Non-slip base pads prevent the pedal from sliding on smooth surfaces.The die-cast chassis includes reinforcement ribs to further strengthen the frame. The pedal and pedal base are constructed of aluminum for an industrial environment. Dustproof and flame retardant. EASY TO USE. Operate your tools with hands-free convenience and easily stop the tool at the touch of your foot. Widely to be used in machine tool equipment, printing equipment and other industrial equipment etc.