The Mitutoyo 530-501 Standard Model Vernier Caliper has a measuring range of 0 to 600mm with a Graduation of 0.05mm and an accuracy of +/- 0.1mm. Features a small face angle of 14 degrees which provides easy reading. Measures Outside Diameter, Inside Diameter, depth and steps. Furnished in Satin Stainless Steel with easy reading graduations. Equipped with a lock screw for holding the sliding jaw position allowing the user to get easy measurements.