This TESA ISOMASTER 0-1" Micrometer, model DEP 01 20101, is a precision measuring tool made in Switzerland. It features a mechanical reading system with a resolution of 0.0001", making it ideal for precise measurement in metalworking and manufacturing settings.

The micrometer has a range of minimum and maximum measurements of 0-1", and is designed for outside measurements. It is branded as Tesa, a trusted name in precision measurement tools. This micrometer is a great addition to any metalworking inspection and measurement toolkit.