Unbreakable 1 3/8-inch base stands up to the heavy use of busy offices and schools. Self-sharpening stainless steel blade. Patented automatic blade latch locks with every cutting motion. * Finger guard protects the entire length of the blade. Torsion spring prevents blade from accidentally falling. 1/4 grid and standard and metric rulers help ensure proper alignment. * 1/4 grid and standard and metric rulers help ensure proper alignment. Non-skid rubber feet. Trimmer Board Type: Bypass; Sheet Capacity: 10; Cut Length: 15 in; Trimmer Board Special Features: N/A. * 12-1/4 x 17-1/4 Base; 15" Cut; Board; Cutter; Cutting Board; Paper Trimmer; PolyBoard; PREMIER; * Trimmer; Trimmers; Trimming; Trimming Board; Trimming Boards; Abbreviation; Prune; Edit; Cut Down; Art; Cutters