Get a precise cut every time?laser shows exactly where to line up the paper. X-ACTO? hardened steel blade stays sharp with the X-ACTO? Perpetual Edge Self-Sharpening System?. Auto shut-off extends laser life. Deluxe safety guard keeps fingers away from the blade. Adjustable sliding guide helps deliver precision cuts. Includes standard and metric grids and built-in ruler. Nonskid rubber feet. With gray self-healing mat. Trimmer Board Type: Bypass; Sheet Capacity: 12; Cut Length: 12"; Blade Material: Steel; Hardened Steel.