utility knives
sparco cartridge utility knife
heavy duty utility knife uses a cartridge system when its time to replace the blades . design keeps fingers away from the sharp edge . each refill cartridge contains six snap off blades . br br ul li heavy duty li li color purple li li model 01720 li li dimensions 0.87 inches high x 3.07 inches wide x 8.58 inches long li li pack of one 1 li ul