GMC Magnesium 1200W Biscuit Jointer - 920080 This versatile, exceptionally well-built biscuit jointer enables quick and accurate formation of many joints, including edge-to-edge, frame, offset, edge, mitre and T-joints. In addition, the 0�-90� tilt adjustment allows slots to be cut on a bevelled edge. Supplied complete with dust extraction adaptor, dust bag and carry case.