DMT’s new DuoBase with MagnaBase Adapter may come in handy when you need to sharpen chisels or other manual cutting tools used during finishing or assembly work. It holds sharpening stones securely and enables fast, easy grit changes. The DuoBase works with all six-by-two-inch stones as well as all of DMT’s Duosharp and Dia-Sharp bench stones. Provides two inches of knuckle clearance for ease of use. The DuoBase is 310 millimetres (12.2 inches) long, 118 millimetres (4.65 inches) wide and 51 millimetres (two inches) high.