6025 is Calculated Industries' Scale Master Pro Linear Digital Plan Measure. Its an "all-in-one" take-off tool with architectural, engineering, map and metric blueprint scales built in! Plus, a custom set scale capability for working with plans that are out-of-scale. It is designed for contractors, engineers, architects, estimators and draftspersons. The new ergonomic design makes it comfortable to hold, and the dual LCD displays make it much easier to read. Get fast, accurate Linear, Area and Volume takeoffs from blueprints, drawings and maps. It features 72 built-in scales – 6 custom scales and 2 built-in memories. Quickly switch between Metric and Imperial Modes. A Lock switch prevents accidental changes of scale or mode. It is an ideal tool for preparing bids and estimates from plans and blueprints in the field or office.