Retractable Knife

Heavy duty high performance knife with a quick change blade removal - remove & reverse without opening. One piece steel nose for safety in heavy duty application, easy handle opening with storage up to 10 blades with a magnetic retainer whcih holds the blade in place. 3 step retraction for cutting at different depths. Supplied with shaterproof Bi-Metal blade which lasts 3 times longer than standard carbon blades.