OLFA's Stainless Steel Slide Lock 9mm Utility Knife. Cut through vinyl, car detailing, wallpaper, film and more! The stainless steel is rust resistant and has a slim design for detail cutting. This package contains one 5-1/4x1/2 inch utility knife with thirteen 9x0.38 millimeter blade edges that snap off when one becomes dull. Recommend AB-5B or AB-10B snap off replacement blades. (SAC-1, 9150) Made in Japan.