Precise inner diameter measurement Achieve accurate readings of inner diameters with 0.01 mm resolution, enabling reliable assessment of size and shape errors in holes of various sizes. Sturdy stainless steel construction Made from stainless steel to resist wear and provide dependable performance in demanding work environments. hardness design The inside diameter indicator is built with hardness for longlasting durability and consistent measurements over time. Portable and userfriendly Ergonomically designed for easy handling, this dial indicator is lightweight and easy to transport, suitable for both professional and use. Key attributes Function: measures inner diameters with a dial indicator for precise bore checks Material: stainless steel for durability and reliability Size and portability: compact and easy to carry Performance: hardness design ensures longterm accuracy in demanding settings Compatibility: suitable for assessing size and shape errors in various inner holes Use scenarios Quality control in manufacturing: verify bore tolerances during production to ensure parts meet specifications Automotive service and : check cylinder bores and internal hole sizes in engines and components Maintenance of hydraulic and pneumatic systems: confirm inner bore dimensions before assembly or rework Notes Designed to provide consistent measurements in professional and DIY applications requiring precise inner diameter checks.