OLFA Fiberglass-Reinforced Ratchet-Lock Utility Knife L-5Fiberglass-Reinforced Ratchet-Lock Utility Knife L-5 with 5 free bladesBlade Size:18 mmCat no:L-5This extra heavy-duty knife is part of the X Design Series, a powerful line of anti-slip grip cutting tools combining exceptional performance with innovation.Features a ratchet lock, cushion grip for maximum comfort and control, heavy gauge stainless steel blade channel that holds blade tightChemical resistant handle for easy cleaning. Hard metal pick for convenience.The blades made from high quality carbon tool steel are produced using OLFA precise multi-step production process for unparalleled sharpness and superior edge retention. Long lasting, durable snap-off blades – a new sharp edge with each snap.Hold this OLFA utility knife, and you’ll feel how comfortable it is in your hand. When you use the knife, you’ll appreciate the wraparound grip and sharp, snapoff blade. Use this utility knife for construction materials including drywall, linoleum, carpet, flooring materials, insulation, and roofing materials.Good For:Applications such as flooring, drywall and roofing repair or replacment. Cuts carpeting, linoleum, drywall, roofing shingles and more.