ALVIN 1101-36 36-Inch Paral-Liner Mobile Parallel Straight Edge - Professional Drafting Tool for Drawing Parallel Lines - Perfect for Architecture, Engineering & Art Students - Use for Technical Drawings, Blueprints & Sketching

Alvin has been the professional's choice for drafting tools and drawing supplies for over half a century. Since 1950, we have brought premium quality and value to our customers. Our tools help bridge the gap between ideas and innovations and we are known for our wide selection of high quality tools at a fair price.

Precise Sketching - Quick yet detailed sketching with this Parallel Straightedge Bar. Featuring rollers that retract at a touch, securing the blade for accurate drawing.

Smooth Operation - Affords frictionless operation through the floating action of the nylon rollers mounted on the blade.

Easy and Ergonomic Use - Acrylic edges are elevated to prevent ink smears while steel ball-bearing pulleys provide smooth, ergonomic movement.

Durable Construction - This parallel straightedge features a rigid phenolic construction with a black satin finish for a sleek yet durable ruling.

Easy Installation - Each Parallel Straightedge consists of all mounting hardware and easy-to-follow instructions, leaving you with everything that you need to assemble this tool.