Features: This set of spacing guide rulers helps you in bookbinding work, like cutting corners, correctly positioning cardboard, drawing line on the covers of different kind of album, making structures with spine. All the bookbinding rulers are well packed in a storage case, easy to access. Each set includes L-Shaped Ruler, T-Shaped Ruler, Spacing Guide, Corner Cutting Square and Carrying case. L-Shaped ruler used to place the covers and maintain the necessary margins to fix them. T-Shaped ruler aligns the covers and the spine and mark the proper distance to facilitate folding and shape your album. Separation guide with two positions of 2mm and 1.5mm marks the distance between the covers so they can be folded. Square corner tool used to cut corners to mark the excess paper before lining. Could be decorated with printed paper, ribbons, cardboard, decorative tape, stamp and other embellishments. Scrapbooking can be done on albums, notebooks, sheets, cards, postcards, and planners. Suitable for scrapbooking, bookbinding project, making scrapbooks, photo album, notebook covers. Holiday present for journal enthusiasts, scrapbook hobbyist, artist, beginner and professional. Specifications: Color: Green Component: PP Package Size: Approximately. 22x15.5x1.7cm/8.66x6.10x0.67in Weight: Approximately. 42g Package Includes: 1Set Bookbinding Ruler Tool note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color