Often used in the automotive and aerospace industries, these 3/4in. hexagon screwdriver socket bits are manufactured with a weight to strength ratio that ensures the reliability and accessibility that is important in this type of environment. Made from chrome vanadium steel, fully chrome plated with a mirror finish and aluminium-free, each piece has a ball retaining groove. Features and Benefits Used within the automotive and aerospace industries Chrome vanadium steel construction makes for a highly resilient product Aluminium-free construction makes the product ideal for non-sparking applications Mirror finish ensures a quick and easy tool clean Available in a range of sizes to suit your needs All have ball retaining grooves for a positive lock with your tool handle Typical Applications Construction Automotive Electrical DIY Standards Conform to DIN standards