The Mayline Mobile Parallel Ruling Straightedge with Rollers D7260A is designed with retractable rollers so that your parallel drafting bar floats over your drawing surface. You have a choice of metal or Delrin rollers. The chrome-plated brass metal rollers are recommended for paper and vellum surfaces. The Delrin low-friction polymer rollers are recommended for Mylar drafting film. Whichever type of rollers you choose, this Mayline parallel bar with allow you to easily draw lines perpendicular to the edge of your drawing sheet. If you are drawing lettering guidelines or sketching out ideas for a CAD design, a Mayline straightedge won't let you down.
Mayline manufactures some of the best drafting supplies and equipment available. Each product is backed up with a limited lifetime warranty. The Mayline parallel bars are made of black phenolic laminate for a lightweight yet extremely strong and durable straightedge. A transparent blade is inserted for see-through registration and fine line quality. The blade is raised above the surface to prevent smudging and smearing of your work. There are braking knobs on either side of the straightedge. With a simple twist you can lock the straightedge into place for hands-free drawing and lettering. You don't have to worry about knocking it out of place if you bump or adjust your table.
Choice of Size
You have a choice of 5 sizes for this Mayline parallel ruling straightedge: 30”, 36”, 42”, 48”, or 60” lengths are available. This measurement is for the full length of the straightedge blade from end to end. The blade measurement is also the minimum size of tabletop drawing board this parallel straightedge will fit. For example, you can install a 36” drafting bar on a 42” table, but it will not fit on a 32” table.
Mounting Hardware Included
With your Mayline mobile parallel ruling straightedge purchase you will also receive all necessary hardware for mounting your straightedge above your drawing board. Stainless steel nylon-coated braided-wire cables run through self-lubricating pulleys, ensuring the smooth operation of your Mayline mobile straightedge. You can depend on this Mayline straightedge for a lifetime of reliable service.