This 45 degree diamond dimensions ruler will increase your diamond design possibilities. * Easy to read black and white markings. * Cuts chevrons, half-diamonds, quarter-diamonds, and traditional diamonds from strips. * Use the 45 degree end to cut mitered border corners. * Comes with fully illustrated step by step instructions. * Scan the QR Code printed on the ruler to view a how-to video of these features and to see the patterns that can be made with this ruler. * Ruler slides easily over the fabric until pressure is applied. Then our exclusive grip holds the fabric in place while cutting, eliminating slipping and miss-cuts.