The number of vernier calipers can measure 300 mm with an accuracy of 0.02 mm.
Locking screws can prevent sliding, precise positioning and fine adjustment
The inner diameter, outer diameter, depth and step can be measured in millimeters.
Clear scale on the ruler body makes reading more convenient.
It is an ideal measuring tool for industrial, electrical, hobbyist and automotive applications, and can accurately measure the dimensions of interior, exterior, depth and step.