We are confident you will quickly discover why Studio 180 Designs First Choice rulers are our go-to rulers for so many construction tasks. This all-in-one ruler can be used for projects from simple to complex in a variety of unique applications.Standard measuring lines in increments as small as 1/8Fine lines for better accuracySpecially marked line along one long edgeExclusive diagonal lines in 30, 45, and 60 radiating from both sidesMarking lines use them for marking Shaded Four Patch units, Flock of Birds units and so much moreCutting lines use them for cutting accurate diamonds for Lemoyne Star and Wedge Star and so much moreDetailsRuler Size: 7 x 13Downloadable details on unique usesUsable by left and right handed quiltersItem # DT28