Westcott 12 Rolling Ruler, Clear (ROL-12)

This 12 rolling ruler makes it easy to draw horizontal parallel lines by drawing a line along straight edge and rolling ruler downward to desired space to repeat drawing line. Circles up to 24 diameter can be made by rolling the ruler in an arc. Great for drawing angles and crosshatching.

Westcott 6 in. Clear Plastic Ruler

Westcott - Measuring

Westcott - Measuring

C-Thru Flexible Ruler - 12'', Inch/Metric Art — Art Department LLC

Westcott - Professional Drafting/Measuring - Westcott

Westcott - Measuring

Wide applications: versatile measuring ruler, with a protractor to draw the desired figure, can also draw arc curve, horizontal parallel line,

2 Pieces Plastic Measuring Rolling Ruler, Drawing Roller Ruler, Parallel Ruler, Multifunctional Drawing Design Ruler for Measuring, Drafting, Student

Westcott Beveled Plastic Ruler - WAWAK Sewing Supplies

12 Stainless Steel Office Ruler Nearly indestructible, warp-free, bend-resistant stainless steel ruler Etched with 1/16 and metric markings to ensure

Westcott 12 Stainless Steel Office Ruler With Non Slip Cork Base (10415)