Olfa "A" Cutter: Referred to as the "Pro" cutter, the "A" cutter features the famous stainless steel blade channel for strength and a positive slide lock. Molded handle in the distinctive Olfa yellow color provides excellent control. Steel pocket clip/blade snapper. Guaranteed Forever. Suggested uses are cutting through wallpaper, art & craft applications, caulking, etc. Uses "AB" Blades.