3-D Setup Square
Simply clamp the 3-D Square directly to your work and you won't have to worry again. You'll find hundreds of applications for these squares once you have them in your shop. Make boxes, drawers, and cabinets. It's truly an all-purpose shop accessory you shouldn't be without. The 3-D Square is made of 3/16" aluminum and is machined to an accuracy of  .002". It measures 6" long on each leg and 1-1/4" high. Clamps sold separately. Made in the USA.