Laserdarts Black Eagle fixed point steel tip darts have high density 90% tungsten barrels with 3 layered satin vapor coatings (Same as used on the Widows) for unmatched grip qualities. They feature pencil thin barrels for tighter groupings with uni-directional grooves and crisp knurling. The barrels have a lifetime guarantee (Coating and normal wear excluded) and are made in the USA.