Twist and roll this UltraFlex™ 12" / 30 cm ruler to measure curved and angular surfaces accurately. SAFE-T® Plastic will not break or shatter under normal classroom conditions. Features both U.S. customary and metric scales. Transparency lets students see what they're measuring. Ruler regains its flat shape when not in use. Colors vary. Sold as a pack of 12.
Key Features :
i : Twist and roll this UltraFlex™ 12" / 30 cm ruler to measure curved and angular surfaces accurately ii : SAFE-T® Plastic will not break or shatter under normal classroom conditions iii : Features both US customary and metric scales iv : Pack of 12
