Easy-to-read accurate instrument offers versatility for measuring large and small joints * Features includes: 4X magnifying lens to read the dual 180 degree high resolution scale and 2 stainless steel arms extending 9 to 26 * Constructed of chromium-plated brass * 360 degree arm rotation (both directions) * resistance swivel * Compact lightweight and portable * Smooth precision glide * Total extended length: 22 1/4 Shipping Carton Size: 9 L x 7 W x 5 H *