A durable and well-balanced all around knife guarantees the best assurance, comfort and control in all variety of jobs. The practical large locking screw enables the knife to be opened and the blade replaced without the tool. Ergonomic sloping design with a clear fingertip and a tapered tip give an excellent grip when measuring and cutting plasterboard in high-speed motion. The frame is durable zinc, the handle has a practical, spring-loaded blade storage compartment suitable for ten spare blades (60 mm). A small amount of parts and a magnet blade attachment make it easier to replace and clean the blade. The blade is lockable in four different positions.