New Cut Off Wheel & Mandrel. This is a new cut off wheel and mandrel. This is used for cutting, grinding, cleaning, etc. The mandrel has a 1/4" (6.5 mm) shank. The wheel measures approximately 3" (76 mm) in diameter We work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.