NT Cutter Plastic Cutting Hook Blades for Multi-Use Plastic Cutter, 6-Blade/Pack, 1 Pack (BM-2P) Plastic cutting hook blades for M-500P 9mm W x 52mm L x 0.80mm T Made of high quality carbon tool steel with chromium and tungsten added Packed in hanging plastic case Cutting Material: Plastics, light ceiling tiles, laminates, plexiglass, etc. Good for both personal DIY projects and industrial applications such as construction work and factory operation. 6ea per pack Made in Japan