DuoSharp Diamond Bench Stone, this accessory is a must have. The black molded base can be used with either size DuoSharp and provides 2 knuckle clearance for ease of use. Rubber feet secure the base and stone to your workbench. The stand also features a convenient handle on the underside for moving the stone over a large work piece a unique feature that provides maximum versatility!- Dimensions: 12.2 x 4.6 x 2.2