APPLICATION
- A useful measurement transfer tool for measuring the internal size of round stock or irregular-shaped objects. Also great for scribing circles into metal, dividing lines, drawing arcs, line segments, geometry drafting, etc.

FEATURES
- Made of carbon steel with heat treatment, ensuring wear resistance, hardness and long service life.
- The forged high-carbon steel legs feature hardened points for precise marking of the workpiece and precise fine adjustment by opening and closing the legs by means of an adjusting nut.
- With a smooth and burr-free surface, these calipers provide accurate measurements and maintain their functionality over extended periods of use without the risk of loosening.

SPECIFICATION
Overall Size: 550x20mm / 21.7x2"(L*W)
Max Open Length: 500mm / 20"
Material: Carbon Steel

NOTE
- For accurate measurement, please ensure that the object to be measured is stable. Clamps or other methods can be used to secure objects to avoid interference and errors.