Urethane Coating | On Motor Windings, Terminals, Bus Bars, Commutator Ends, Stator Coils, and Pc Boards | Use With 8 Popular Tips and Can Also Use 3 Different Nut Driver Sizes. the Blades Are Quick and Easy to Change Out for Use as Well | Washers Are Designed for Assembly Around a Bolt or Screw, Between the Bearing Surface of the Fastener and the Part to Which It Is AttachedFurbay Electric Supp