This listing is for Twelve (12) new 6-32 x 1/2" heavy duty* hex set screws for use on Fender American Special (US) and Standard Series (Mexico) basses.
*Black Alloy Steel - Made from heat treated alloy steel. Best for applications where extreme strength and hardness are required. Alloy Steel, Quenched and Tempered. Complies with ASME/ANSI B18.3 and ASTM A574 guidelines.