LANSKY SHARPENERS LCSTC / LCSTC Quick Fix Pocket Sharpening Tool Just 3 or 4 strokes on the tungsten carbide side and your knife is sharp. Or a few quick strokes on the Crock Stick ceramic rods can be used to touch up a blade. Its that fast! Its that easy! The compact Quick Fix is small enough for your pocket tackle box daypack briefcase or purse.