The indispensable tool for successful and fast cutting - without tearing! - Cuts fiberglass and rockwool - Cuts cotton, hemp, flax and wool - Cuts polystyrene panels - Cuts expanding foam joints around windows and doors - Cuts sponge foam insulation on piping - Quick and easy sharpening of the blade (Sharpener sold separately, ref: KKMCSHARP) CLICK HERE FOR THE LEAFLET