Hyde Tools 42047 Snap-Off Retractable Blade Utility Knife with Postive Lock

Product Description Cut carpeting, drywall, wallcovering, etc. 8 sharp points per blade. Retractable blade with 2-piece positive lock. Built-in blade breaker with packet clip. 1 blade included. High-impact polystyrene construction.. Sheffield brand 18 mm. Speed feed snap blade knife. Retractable blade with positive blade locks. Cuts wall covering, drywall, carpeting & vinyl. From the Manufacturer The Hyde Snap-Off All-Purpose Knife features a polystyrene body with a retractable blade with 2-piece positive lock. Great for fast-production cutting, where quick blade replacement can save valuable time and money.