The Carlson H9402-2 Brake Bleeder Screw is a specific type of screw designed for use with automotive brake systems. This screw is manufactured by Carlson. It is a crucial component for bleeding air out of the brake system to ensure proper functionality and safety during braking. As a product within the transmission and drivetrain category on eBay Motors, this Brake Bleeder Screw is a reliable choice for maintaining and servicing the brakes of cars and trucks.