A tool for professionals, this precision art knife is part of the HandSaver Series featuring anti-slip cushion grip handles. HandSaver handles provide premium comfort and are acetone resistant. The perfectly balanced design for accuracy and stability combined with the anti-roll device for convenience and safety makes this cutter a must-have. Quick spin, easy blade change. This blade made from high quality carbon tool steel is produced using OLFA's precise multi-step production process for unparalleled sharpness and superior edge retention For right and left handed use. Package includes (2) precision blades, (1) chisel blade and (1) curved carving blade. Uses OLFA's KB4-S, KB4-R, KB4-F, KB4-NS, KB4-WS and KB Replacement Blades. Guaranteed Forever.