Get a precise cut every timeâ€”laser shows exactly where to line up the paper. X-ACTOÂ® hardened steel blade stays sharp with the X-ACTOÂ® Perpetual Edge Self-Sharpening Systemâ„¢. Laser shuts off automatically after 30 seconds for increased laser life. Deluxe safety guard keeps fingers away from the blade. Adjustable sliding guide helps deliver precision cuts. Available with a wood base or a self-healing mat surface with standard and metric grids and built-in ruler. Built-in ruler for convenient measuring. Nonskid rubber feet.