Professional measuring tool for industrial use, totally different from DIY hand measuring accuracy vernier caliper while the easy and this metal measuring tool with accurate scale is convenient to use. 4 way measuring caliper tool: internal, external, depth and step measurements. Locking screw feature for batch measuring go/no go quality process. This vernier caliper stainless steel provides you with 2 measuring modes that are 0-5 inches & 0-120 mm.