Assures precision measurement forward and backward and follows curved lines. Features a geared metal mechanism, automatic reset gear, lightweight design, and convenient handle for easy maneuvrability. Ideal for blueprints, map scaling and drawing. Blister-carded with a leatherette sleath and complete instructions. Divided in sixteenths and thirty seconds to the inch with millimeters on the opposite edge.
Reverse side has convenient decimal equivalent charts.
Provided with pocket clip and packaged in plastic pouch. Divided into sixteenths and thirty seconds to the inch and picas. Provided with pocket clip and packaged in plastic pouch. Graduated on one side in 6 and 12 point picas and agates. Reverse side has 6 and 12 point picas and scale in sixteenths to the inch.