Features High-Quality Alloy Head: alloy measuring head provides measurements for various internal dimensions, ensuring reliability in every application Clear Laser Marking: Enhanced visibility with clear laser marking lines allows for quick and easy reading, improving accuracy during measurements Stainl Steel Construction: Robust stainl steel body with chrome-plated finish ensures long-lasting durability and resistance to wear, making it ideal for frequent use Intuitive Locking Design: Features a practical locking device that secures measurements, enhancing stability and making it easier to read results accurately Built-In Ratchet Mechanism: Integrated ratchet equipment guarantees consistent and repeatable readings, providing confidence in your results every time Features: 1、High-quality alloy measuring head can be used for measuring various internal dimensions 2、Clear laser marking lines for easy reading 3、The micrometer body is made of stainl steel material with chrome-plated, to use. 4、Design with locking device, mechanical structure makes it more intuitive and easier to read 5、Built-in ratchet equipment for accurate and repeat readings Specification: Item Type: Inside Micrometer Material: Stainl Steel Accuracy: 0.01mm Optional Style: 25-50mm, 50-75mm Measurement Range(optional): 25-50mm, 50-75mm Package List: 1 x Inside Micrometer 1 x Wrench Note: betweendiv>Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.between Package List 1 x Inside Micrometer 1 x Wrench