EdisonBrain Zinc Alloy Caliper with Graduations, Woodworking Gap Gauge, Spring, Outer and Inner Diameter 4.5cm, Jewelry Measuring Ruler, Gap Caliper

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1. KEY FEATURES: - Can measure inner and outer diameters: A convenient caliper that can be used for both internal and external purposes, allowing you to easily measure the inner and outer diameters by simply aligning the tips on both sides with the object to be measured.It can be used for both internal and external purposes, so you can measure both the internal and external diameters with just one tool. - Measures up to about 4.5cm: The measurement range of the inner and outer diameters of this caliper gauge is up to about 4.5cm.The measurement accuracy is approximately 1mm, allowing for accurate measurements.Please use it when you want to quickly measure the inner diameter or outer diameter. - Fixing nut is removable: The fixing nut on the caliper gauge parts connection part is removable, making it easy to clean and adjust the tightness of the nut.It can also be used when you want to measure the inside of the rail. - Material: Zinc alloy Inner diameter measurement range: Approximately 4.5cm Outer diameter measurement range: Approximately 4.5cm Size: Approximately 9.2 x 5.4cm Measurement accuracy: Approximately 1mm Weight: Approximately 60g *Color appearance may vary slightly depending on monitor environment, etc.

3. PRODUCT DIMENSIONS & WEIGHT: - Weight: 0.03 kg - Dimensions: 14.1 x 8.1 x 2.1 cm