The STANLEY STHT10323-800 18 mm Slide Lock Snap-Off Knife is a versatile cutting tool designed for general-purpose cutting, trimming, and utility applications. It features a high-quality carbon steel 18 mm snap-off blade with segmented sections, allowing the user to snap off a worn section and quickly expose a fresh, sharp cutting edge. The knife has a slide-lock mechanism for secure blade positioning and a durable, ergonomic body designed for comfortable handling and good control. It is suitable for cutting cardboard, paper, plastic, vinyl, packaging materials, and other general-purpose materials. The official STANLEY specification lists the blade dimensions as 100 mm length × 18 mm width.