With the Mitutoyo 530-116 analog vernier caliper, you carry out dependable measurements without relying on batteries or electronic sensors. Featuring a 0 to 8 inch measuring range and dual graduations of 0.001" and 1/128", it allows you to accurately check outside dimensions, inside dimensions, depths, and steps. The hardened stainless steel build provides lasting durability in demanding workshop conditions. Use the integrated locking screw to secure the slider firmly and transfer your measurement values with complete confidence.