OTC 5932-24 is a 24mm External Torx PLUS Socket specially designed with a reduced chamfer for immediate "lobe to bolt head" hook up. Required for the 2017 Ford Super Duty pick-up bed where a low profile 24mm Torx PLUS bolt head is used. S2 Steel gives excellent durability and the industrial finish resists corrosion. Limited Lifetime Warranty. Not rated for use with impact tools.