With the Starrett C305R-24 Steel Rule, you will always have a straight edge at your disposal. It has been designed to provide reliable measurements every time. The steel rule is made from hardened and tempered tool steel for increased durability. With its satin chrome finish, it resists corrosion and tarnishing. It has 100ths, 10ths, 32nds and 64ths graduations with a length of 24 in.. This product also features 5R graduation type with markings of C305R-24 on one side. If you're looking for an accurate way to measure your work piece or project material, this Starrett C305R-24 Steel Rule is the perfect choice.