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 Alvin Parallel Straight Edge 36In Deluxe version of the popular Paral-Liner Series, with an integral comfort grip bar to control straightedge movement. The brushed aluminum surface resists perspiration stains and corrosion and provides a convenient pencil ledge, as well. The “floating” roller movement allows the draftsman to move the straightedge with minimal effort and then lock it in place. |  |
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