1Through-type interchangeable measuring rod, the measuring range is large. 2The measuring tool is equipped with a locking device to make sure that it will not be loosened during the measurement process. 3High accuracy, the measuring resolution is 0.01mm. 4Quick and easy 0 adjustment, convenient to operate 5There are 5 connecting rods to replace and easy to install.Features: 1. Through-type interchangeable measuring rod, the measuring range is large. 2. The measuring tool is equipped with a locking device to make surethat it will not be loosened during the measurement process. 3. High accuracy, the measuring resolution is 0.01mm. 4. Quick and easy 0 adjustment, convenient to operate 5. There are5 connecting rods toreplace and easy to install. Specification: Condition: Brand New Resolution: 0.01mm Optional Style: 0-100mm 4in, 0-150mm 6in Package List: 1 x GaugeBody 4 x Connecting Rods 1 x Wrench OR 1 x GaugeBody6 x Connecting Rods1 x Wrench Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.