Some of these tools you set the scale of your drawing and then begin tracing the object you want to measure.
Rolling scale measurement tool.
Alvin sc00552 scalex planwheel xlu2 measure select any of the 111 common built in scales or key in up to 19 998 user set able scales calculates square and cubic dimensions for regular areas and volumes.
The tool performs as described in the user manual and seems to be quite accurate.
The scale master pro digital measuring tool arrived promptly and in excellent condition.
The calculated industries scale master classic professional digital plan measure is an ideal way to measure area and volume take offs from blueprints drawings and maps.
Designed especially for contractors estimators and surveyors.
Handles any and all prints.
Featuring 72 built in scales and 2 built in memories the plan measure is useful for building engineering and landscaping.
Item 65889 model 6020.
Acurit rolling ruler measuring rolling ruler used for drafting measuring drawing art rolling ruler 12 inch 4 4 out of 5 stars 69 6 99 6.