Extend bearing life with this Bessey 550 Volt 20 Amp Induction Bearing Heater (BCS550V). Capable of even heating, it's ideal for working on bearings, sprockets, gears, couplings and sleeves. Capable of even heating to extend bearing life 550 Volts 20 Amps Works on bearings, sprockets, gears, couplings and sleeves Easy to use