Hand Vise For Metal Working, Jewelers & Hobbyists. This is a new hand vise. Used for metal working, jewelers and hobbyists. It has a spring action in the handle to keep the jaws open. The insides of the jaws are serrated and are closed by turning the wing screw. The jaws measure approximately 1 1/8" (28 mm) wide and open to 1/2" (12 mm). It measures approximately 3" (76 mm) long. 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.