Cutting plastic is simple with our P800 Plastic Cutter Knife. For those temporary repairs using plastic, every installer should have our cutter in their tool box. Each knife comes with two replacement blades which can be stored in the handle. A simple-to-remove thumbscrew makes blade changes easy. Please use this knife with Olfa PB800 blades. Minimum order for carded plastic Cutting Knife is one each. Blades are sold three per package with minimum order of one package. May be combined with other utility knives for quantity pricing.