The inside micrometer is a critical tool for achieving precise internal measurements in various technical fields. It is commonly used in applications such as measuring the internal diameter of engine cylinders and other mechanical parts. To use the inside micrometer, place it inside the component, adjust the micrometer until the measuring surfaces make connect with the internal walls, and read the measurement. This tool ensures accurate internal measurements, which are essential for ensuring the proper fit and function of mechanical components. Features -Color:Silver -Material:Carbon Steel -Size:18.00X6.00X3.00cm/7.07X2.36X1.18in -Precision accuracy: the inside micrometer ensures precision accuracy, providing reliable measurements for critical applications -Portable design: the inside micrometer's compact and lightweight design makes it easy to transport and use in different locations -Versatile measurement: the inside micrometer can measure a variety of sizes and shapes, making it a versatile tool for many industries -Durable build: constructed from durable materials, the inside micrometer is built to last, offering longterm reliability -Simple operation: the inside micrometer is easy to use, allowing users to achieve accurate measurements without extensive training Package list: 3 pcs x 1pcs Internal measuring micrometer