This heavy-duty knife is part of the X OLFA Design Series, a powerful line of anti-slip grip cutting tools combining exceptional performance with innovation. Features an automatic blade lock, cushion grip for maximum comfort and control, and a heavy gauge stainless steel blade channel that holds blade tight. Chemical resistant handle for easy cleaning. Built in PRY+ hard metal pick for convenience. Includes the premium, ULTRAMAX ultra sharp durable snap-off blade which is 25% sharper than OLFA LB blades. Easy, tool-free blade change.