Laser Square from We R Memory Keepers
If you like everything you make to be square and inline and seeing something at the wrong angle drives you mad this could be the solution to a happy you. The We R Memory Keepers laser square shines two laser lines for you to align everything perfectly. In its normal lsetup you have two rulers set at 90 degrees. Each ruler is marked in metric as well as inches to suit everyone. A small slider on each ruler can be mived to the required position and a laser light shines out from that point.
The rulers sit on the included two part self healing cutting mat. With everything folding up in the way it does means storage or transporting it is very easy. See the official product video below to see how versitile the Laser Square is.