3 X 1-1/8″ Aluminum Soft Rubber Face Vise Jaws with Magnet ~ Aluminum alloy with a synthetic rubber cover. ~ Jaw cap conforms to workpiece and grips firmly without slipping while protecting the work surface. ~ Designed to protect both the vise jaws and the workpiece from marring and distortion during any clamping application. ~ Constructed from a hardened aluminum alloy with two built-in circular permanent magnets on the backside which holds the workpiece securely to the vise. ~, Sold by the pair.