Rotorazer is light weight, easy to use and ideal for home renovation and hobbies. You get contoured and precise cuts in a matter of seconds. On one side is a thumb-controlled switch that keeps the adjustable blade guard locked until you’re ready to cut. You can cut shallow, medium and deep with the three quick change razor sharp cutting blades that are included. The Rotorazer manual gives easy instructions on how to use and clean your Rotorazer.