Veltec / Easy Cut / EZ Cutter / Box Cutter / Safety Box Cutter Replacement Blades for 1000, 1500, 2000, 3500, 4000, 4500 Series. Veltec Easy-Cut Standard Replacement Blades are manufactured with the highest quality carbon steel and provide up to three-times longer lasting use. A special, patented radius blade tip helps to prevent injury and product damage when cutting. Blades do not chip and offer a sharp edge for up to 5000 feet of cuts, slicing through cardboard cleanly and easily every time! Replacement blades come in an easy-to-open dispenser, also used to store depleted blades for future recycling.