Precise internal measurements with 0.01 mm accuracy Easy to use Equipped with a selfcentering protective bridge, it provides reliable and precise readings even for beginners Wide measuring range Bore diameter range of 50 to 160 mm, making it versatile for a variety of workpieces Adjustable anvil One side has a movable anvil and the other side uses an interchangeable anvil for quick and easy diameter settings Why you need this product Delivers accuracy for internal diameter checks, helping you reduce rework and ensure part interchangeability User friendly design minimizes setup time and measurement mistakes, supporting consistent results What makes it stand out 0.01 mm measurement precision for confident tolerance control Selfcentering protective bridge enhances reliability and protects the instrument during use Flexible aperture with movable and interchangeable anvils to accommodate different diameters quickly Key specifications and attributes Function: Internal bore measurement with precise readouts Measuring range: 50–160 mm Anvil configuration: Movable on one side, interchangeable on the other Practical applications Quality control in machining and assembly, for example checking engine cylinder bores or housing bores Toolmaking and jig setup where quick verification of bore sizes is required Automotive maintenance and tasks involving precision hole measurements in components Usage scenarios Inspecting cylindrical parts during production to ensure tolerances are met Verifying bore diameters after machining operations to confirm part compatibility Routine maintenance checks on mechanical assemblies to prevent fit issues and wear failures