Features Precision Measurement Range: Features a measuring range of 50-160mm, allowing for accurate assments of various engine cylinder sizes and internal diameters Self-Centering Design: Equipped with a reliable guiding protective bridge that ensures self-centering for and consistent measurements every time Versatile Anvil Configuration: Includes a moveable anvil on one side and an interchangeable anvil on the other, facilitating easy adjustments for different bore diameters High Accuracy Performance: Delivers exceptional measurement precision with an accuracy of 0.01, making it an ential tool for profional engine cylinder applications and User-Friendly: Designed for ease of use and longevity, this tool enhances your measuring efficiency while providing reliable performance in demanding environments Features: 1、The bore gauges are used to measure internal sizes of work pieces by comparative method 2、These series bore gauges are equipped with a good guiding protective bridge which can be self-centering exactly and reliably 3、The moveable anvil on one side and an interchangeable on another side , which serves for setting the bore diameters 4、This dial bore gauge 's measuring range is 50-160mm 5、Easy to measure, and with high accuracy, which is 0.01 Specification: Descriptions: The bore gauges are used to measure internal sizes of work pieces by comparative method.These series bore gauges are equipped with a good guiding protective bridge which can be self-centering exactly and reliably, and measuring range is 50-160mm Features: The bore gauges are used to measure internal sizes of work pieces by comparative method. These series bore gauges are equipped with a good guiding protective bridge which can be self-centering exactly and reliably. The moveable anvil on one side and an interchangeable on another side , which serves for setting the bore diameters. This dial bore gauge 's measuring range is 50-160mm Easy to measure, and with high accuracy, which is 0.01. Specification: Material: Metal Type: inner diameter scale Measure range:50-160mm Accuracy: 0.01 Weight:1211g Package Include: 1 x Gauge Rod 1 x Gauge Head 5 x Measuring Rod 1 x Screw Washer 1 x Plastic Box Package List