DescriptionThe vernier micrometer is widely used to measure industrial accessories, handicraft, pearls and jewels. It is able to measure inside, outside, depth and step size with two sets of jaws and the probe. The micrometer caliper will help you a lot, it is a good partner of pearl drill.Feature- Color: as shown. - Material: Brass. - Size: 11.7 x 3.8 x 0.3cm. - Without electroplating process the ruler retains original nature and color. - Simple design allows easy operation, can also be used as a bookmark. - Mini size and light weight, it is portable and convenient to carry with. - Made of solid brass which is non-magnetic and anti-rust. Enjoy the nice and antique working experience for years. - To measure something that are not easy to be measured by straightedge, perfect for measuring gemstones and other jewelry components. Scale marked in millimeter.