The maximum sharpness / Made in Japan /OLFA 9mm Stainless Steel Auto- Utility Knife & 9mm Snap-Off Silver Blade, 10-Pack Value Set (with our shop original description of goods) Stainless steel blade channel For both right and left-handed users Slim auto-lock design Ideal for window tinting and wallpaper hanging The discount set which adjusted a main unit and 10 replacement blades