Attention EBAY no banned symbols, wouldnt,Need this unless you like vice grip,pliar or channel lock marks all over your bayonet. Im not Snap On Tools. so wont replace for free well you pay me shipping 2.70 i'll replace once as long as you follow this you shouldn't have any problems.. use a greasy solvent one that wont eat the bluing off your handle soak for a day.make sure take off wood grips 1st. clean out slots with heavy duty needle so you dont snap it off in slots.Turn to the left, righty tighty lefty loosey. Tool metal isn't brittle as i know how to go work with metal.might not look pretty but works.make sure metal isn't cold when trying to take off nut.metal shrinks when cold.i'd place in front of portable heater with grips off for 20 minutes..