The maximums measurement length is 150mm, suitable for precise measurement of most small items Crafted from materials, lightweight and rusts resistant, suitable for long-time use The cursors part is reasonably to provide more accurate readings, ensuring accurate and practical measurement result Double Scale Design: Equipped with ( mm) and ( inch) double scale, for different users ' usage habits With a small size and easy portability, it can be easily placed in a backpacks or pocket, making it perfect for students and enthusiasts to use, Manufacturer: JDNH