Some people claim that machinist double squares are among the handiest squares to keep around the shop. Add to that fact that these squares are also made to US standards of accuracy at a very affordable price and it’ll be hard to find reason not to get one. The blades have a satin finish and 4 etched scales (1/8", 1/16", 1/32", and 1/64"). 6" square has an integrated level in the heel and comes in a plastic case. 4" square comes in a cardboard box. Cast heels. Imported