Acrylic cutter blades NV-7X & NM-6,10 pc - For NV-7X, NV-6X, NM-6S, NM-6 and NM-6P knives - Hook blade, allows cuts in thicker materials without damaging them - SK2 steel, 3X more durable than carbon steel - Dispenser with 10 pieces - Ideal for cutting acrylic, cardboard, linoleum and carpet