Designed for Precision The OLFA 9mm Precision Silver Snap-Off Blade is manufactured from high-quality Japanese tool steel. These professional blades deliver durable, lasting performance. Each blade is precision honed for unparalleled sharpness and edge retention. With 13 cutting edges per blade, a fresh sharp edge is always available quick and easy. Use OLFA 9mm Precision Silver Snap-off Blades to deliver accuracy and reliability when cutting cardboard, wallpaper, vinyl, paper, foam board, caulking, molding, and more.