Set of twelve (12) black plated steel. Fits '70s Fender guitars and basses and "reissues". Also for use with American Deluxe, American Standard, American Special and Highway One™ series guitars, and many other guitars and basses with a "bullet"-style truss rod nut. Exactly the right tool to use for truss rod adjustments on your Fender guitar or bass. Black plated steel. 1/8 x 1 - 1/4 x 2 - 3/4 Hex. If you're traveling with bullet rod instruments these belong in your tool kit. Brand New. Genuine Fender 0023811049. UPC 717669612214.