CDI's Bio-Ruler (Super flexible Plastic with lift-tab), Metric Only - PK/50
Four versions depending on user preference: left-handed, right-handed, upside down, right-side up. 010 thickness plastic, reusable, smudge-proof, chemical and liquid resistant. Super flexible cut out lift-tab for easy pick up from wet surfaces. Double-sided: Available in inches/metric or metric/metric White- 20 cm lengths.
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