X-Block 65XB Rotary Cutting Tool, 6-1/2-Inch With the 6.5" X-Blocks rotary cutting tool, you can create dozens of spectacular designs that look complex but are incredibly quick and easy They can be created from strips or easy-to-piece blocks and the fabulous borders are created as you make your x-blocks so there is virtually no waste A bonus x-blocks pattern is included in the package