Buck Knives 102 Woodsman Fixed Blade Knife W/ Sheath, 4-Inch Blade, Special Build Out. “Buck Forever Warranty” Buck will warranty each and every Buck knife to be free of defects in material and workmanship for the life of the knife, and will repair or replace with a new Buck knife, at their option, any Buck knife that is defective. Buck Knives does not warrant its products against normal wear or misuse. Buck Knives are not intended to be used as hammers, chisels, pry bars or screwdrivers. If your knife was damaged due to misuse, Bucks repair department can analyze the damage and repair it for a reasonable fee.