This light duty aluminum craft knife features a soft grip rubberized and ergonomic handle for long time use. It has a 4-jaw aluminum chuck for more secure blade positioning and hold than your standard knife. It is best utilized for precision cutting paper, trimming cardstock and rubber, stripping paper, cutting foamcore, plastic, wood, cloth and film, model making and clay and pumpkin carving. It includes a #11 blade and a snug-fitting, twist lock shatter-resistant safety cap.