Wire & Sheet Gauge Great for Jewelers, Machinists & Electronics. This is a new wire and sheet gauge. Used for measuring wires from 0 to 36 gauge. It is made of heavy gauge, hardened and tempered tool steel and is chrome finished. Comes with a chart of decimal equivalents of each size. It measures approximately 6 1/2" x 1 3/8" (165 x 35 mm) We work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.