Description Take on challenging polishing jobs with the 7 in. - 9 in. Variable-Speed Polisher with Soft Start. Featuring a powerful 12 Amp motor and a tough ball-bearing construction, this product is equipped with a variable speed trigger that delivers the desired finish in a variety of applications.Powerful, 12 amp, all ball-bearing construction for long life and performance for the most demanding applicationsElectronic module maintains specified speed under load delivering better finish resultsConveniently located variable speed dial lets user set maximum speed from zero to 600/3500 rpm for different materials and applications