Features Good Material The stainless caliper is made of high quality brass material with magnetism and is durable for long term use. For Measuring The caliper is equipped with a double scale for inches and millimeters, allowing easy operation and high accuracy. Practical use: allows a wide application when measuring jewelry, repairing guitar strings, etc., practical and reliable. Pretty Design The retro style brake caliper maintains the original texture and metallic luster and can also be used as a bookmark. EASY CARRYING Due to its light weight and compact size, both storage and outdoor transport are very easy. Specification: Item Type:Vernier Caliper Material: brass. Package list: 1 x caliper. Package List 1 x Vernier Caliper