ALVIN® Double Readout Plan Measure Determines distances in miles or kilometers on maps and plans according to scales indicated on dial. Assures precision measurement forward or backward and follows curved lines. Features a geared metal mechanism, automatic reset gear, lightweight design, and convenient handle for easy maneuverability. Ideal for blueprints, map scaling and drawing. Two large, easy-to-read, direct-reading dials, graduated in inches (1/2" = 1’; 1/4" = 1’; 1/8" = 1’; 1/16" = 1’) and inches and centimeters (36" = 92cm) and protected by an unbreakable, smudge-proof, clear plastic face. For 1/16" scaled drawings, registers up to 36", 90cm and 576 feet in one revolution; for 11/8" scale, up to 288 feet; for 1/4" scale, up to 144 feet; and for 1/2" scale, up to 72 feet. Blister-carded with a leatherette sheath and complete instructions.

Starting At:	$29.95