The Logan 450-1 Artist Elite is a 40? (101cm) capacity base board mounted mat cutting system with parallel mat guide in aluminum channels, 90 degree squaring bar, 20? (51cm) removable measuring bar, production stops, hinging guide rail, improved 701-1 Straight Cutter Elite and Pull Style Bevel cutter. Includes five Logan 270 blades. The 450-1 Artist Elite is an excellent mat cutter for moderate volume at-home framers needing a standard 40? (101cm) capacity machine. Can be used by framers, artists, architects, students, professionals, and at-home hobby framers and crafters. Clear instructions (and parts list) for use are included and online resources for this product are available on the manufacturer s website as well.