•High-torque, 6-point socket design grips the flat sides of fasteners, not just the corners, preventing round-off
•Extra-deep broach accommodates longer fasteners
•High-contrast permanent laser etched size markings are easy-to-read, even in low light
•Made from forged and heat treated chrome vanadium steel with a corrosion-resistant black phosphate finish
•Meets or exceeds ANSI performance standards