Caliper Pen

Multifunctional pen: The scale is transparent, corrosion-resistant, wear-resistant, durable, saw set + ballpoint pen + diameter measurement, multi-purpose, can be written, and can also be used as a measuring ruler. Perfect size: about 0.5mm/0.02 inches, creating a better writing experience and suitable for writing. The strokes are smooth and durable, restoring style. Lightweight and compact: can be worn at any time. Practical and convenient. Pen length is approximately 15cm/5.91 inches. Easy to carry, the pen body is smooth and comfortable. Easy to use: It can be used for engraving measurement and recording of large-scale engineering work. There is no need to carry a ruler, and markings can be engraved at any time.