Sparco Products Products - Cartridge Utility Knife, With Blades, Blue - Sold as 1 EA - Heavy-duty utility knife uses a cartridge system when it's time to replace the blades. Design keeps fingers away from the sharp edge. Each refill cartridge contains six snap-off blades. Sold as 1 EA Manufacturer: Sparco Products Total percentage of recycled content: 0 Post Consumer Waste: 0 Country of origin: CN