The Evans Powered Rotary Stand is a powerfull accessory to speed up any turning operation. Designed for use with Pexto 622 turning machines but can be adapted to many others. Available in three models; SS-60, Single Speed, Single Head, 60 RPM Stand; VS-120, Single Head, Variable Speed, 0-120 RPM and the most popular DHVS 120, Dual Head Variable Speed 0-120 RPM. All models operate on 120 Volts.