Smith's JIFF-S 10-Second Knife and Scissors Sharpener Knife and scissors sharpener; Quick, safe and easy to use Sharpens all types of straight-edge knives; Sharpens left or right-handed scissors Preset sharpening angle provides guaranteed results Quick, safe and easy to use; Reversible and replaceable carbide blades Abrasives: Carbides: Coarse; Ceramic: Extra-Fine (Grit 1,500)