Package includes 1 x book cover guide Features -Product information: Metal positioning ruler - Size: 19.70X10.30X0.10cm/7.74X4.05X0.04in -Accurate measurement: Use the bookbinding tool to accurately measure the size of your desired book covers. -Material: Metal -Strong durability: Made of metal material, the book cover guide is not easy to deform and can be used for a longer time. -Convenient to carry: The bookbinding ruler is flat and lightweight, making it easy to carry with you anytime, anywhere bookbinding tool kits. -Stylish appearance: The book cover guide has an elegant and simple appearance, suitable for various occasions Bookbinding ruler guide. -Multifunctional design: The positioning ruler can be used not only for measurement but also help you mark the radius or appropriate spacing scrapbooking tools. -Color: SilverProduct informationcraft ruler Made of metal, it is sturdy and durable for long-term use. Book cover ruler With an innovative 5-in-1 design and clear scale, this book cover guide can handle various measurement and spacing needs. bookbinding ruler This multifunctional book cover guide is a must-have for any bookbinding enthusiast's toolkit