2 Third Hand Bases For Soldering Jewelry. This is a new set of 2 third hand bases with magnifiers. They can be used as a practical helper for soldering jewelry, electronics and model making. Each features adjustable joints for versatile movement in all directions. Both include a 2 1/2" (62 mm) 3X magnifying glass. These have a heavy cast iron base for added stability. Each measures approximately 10 1/2" x 7 3/4" x 2 1/8" (266 x 196 x 53 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.