A hand-tool for the do-it-yourselfer - Measure, mark and cut Drywall with one easy to use tool; also ideal for floor tile, carpet, linoleum, wood flooring, insulation, wood paneling, hanging pictures and blinds, cutting fabric, foam board, vinyl siding, plywood, ceiling tile, roof shingles, and so much more Built-in heavy duty SAE 10 feet by 1 inch measuring tape with secure lock allows you to easily measure and transfer to Drywall or any other material; measure once, cut once; tape measure guide ensures consistent and accurate cuts Mark measurements and full length rip-cuts with the included carpenter's pencil, which fits into the convenient holder so it will stay right where you need it Durable ABS head and rubberized handle maximize balance and control, yet is lightweight at under 1 pound Includes 4 extra utility blades, stored in handle; uses standard utility knife blades