3-in-1 Bar Gauge - Rockler
Durable aluminium body and large knurled knobs for easy adjustment. Quickly and simply shows if frames, drawers or cases are square, or whether part will fit. Use 10mm (3/8") dowel stock (not supplied) to obtain required lengths for project workpieces. Comes with sets of beam compass tips, flat tips and angled wedge tips for scribing circles, transferring dimensions and checking diagonals.