The Irwin-Hanson 33pc Impact Grade 1/4 Hex Quick Release Screwdriver Bit Set, with the manufacturer part number 1840315, is a high-quality tool set designed for automotive use. With a quick release feature, these screwdriver bits provide easy bit changes and a secure fit. The set includes various sizes and types of screwdriver bits to fit different fastening needs. Made by the reputable brand Irwin, this bit set is built to last and withstand tough automotive applications.

• Built for maximum durability and long life with impact drivers. • Black oxide finish resists corrosion and increases life of bit.