2 Pieces Plastic Measuring Rolling Ruler, Drawing Roller Ruler, Parallel Ruler

Press your hand on the ruler body, draw a horizontal line along the edge of the ruler, and then move the ruler up and down to draw a parallel line.

Roll N Draw Ruler - Metric Rolling Ruler - Clear

2 Pieces Plastic Measuring Rolling Ruler, Drawing Roller Ruler

2 Pieces Plastic Measuring Rolling Ruler, Drawing Roller Ruler

Cionyce 2 Pcs Plastic Measuring Rolling Ruler, 6 Inch Drawing

How to Read a Measuring Tape: Imperial and Metric Markings

Train Wheel Science Scientific American

Mua Alvin, Rolling Parallel Ruler, Multipurpose Ruler Balancing

Mua Alvin, Rolling Parallel Ruler, Multipurpose Ruler Balancing

Buy Actopus Rolling Ruler Roller 12 Inch 30cm at Ubuy Spain

2 Pieces Plastic Measuring Rolling Ruler, Drawing