RAZOR SHARP 9mm BLADE - Our knife is preloaded with an ABS Stainless Steel Snap-Off Blade made from Japanese tool grade steel for unparalleled sharpness and superior edge retention. The 9mm blade has 13 razor-sharp snap-off segments..STAINLESS-STEEL HANDLE - The knife features a stainless-steel handle that's corrosion and chemical resistant. The heavy gauge stainless-steel blade channel firmly secures the blade in place during cutting. An ultra-slim design maximizes mobility..TOOL FREE EASY BLADE REPLACEMENT - This retracting graphics knife includes a Built-in Blade Snapper for safe and easy tool-free blade replacement on the go. The handle has a pocket clip for carrying convenience. No need for a holster or a keychain..SAFE AUTOLOCK CONTROL - Designed with safety in mind, the auto-lock blade mechanism allows for safe and secure operation. Great for cutting window tinting, paper, packaging, shrink wrap, caulking, foam board, molding, and more..THE OLFA STANDARD - As the original inventor of the Snap-Off Knife, OLFA has maintained a standard of cutting excellence for our quality and durability. Pairing your OLFA 9mm Utility Knife with OLFA 9mm Blades will provide optimal results.