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Accurate reading - This folding parallel rule features transparent blades for easy reading with non-skid pads.
Easy drafting - Sturdy aluminum links provide the right amount of tension for drawing a line parallel to another line or reference point.
Premium quality - This folding parallel rule are made of durable materials including non magnetic and corrosion-resistant metal parts for long-lasting use.
Ruler length - Each parallel drafting ruler opens to 3-inch spacing between blades and has 12-inch length.
A professional's choice - ALVIN has been the professional's choice for drafting tools and drawing supplies for over half a century. since 1950, we have brought quality and value to our customers.
Transparent blades for easy reading with non-skid pads. Sturdy aluminum links provide the right amount of tension for drawing a line parallel to another line or reference point. Metal parts are non-magnetic and corrosion-resistant. Opens to 3 inches spacing between blades. 12-inch length.