Metric Transparent Ruler 1 in. x 6 in.
$1,96
Westcott
The M-108 is a 30 cm. ruler with one edge marked in millimeters and the other edge marked in centimeters. The W-30 is 12 in. in length with 1/16 in. graduations on inch side and metric on other. Also a centering scale. The W-20 is the same as the W-30 ex