Built to exceed ANSI specifications
Heat treated, drop forged, chrome vanadium steel, fully polished
Boxed end offers 90 teeth gear and Z-Drive to contact the flat wall of fasteners for a stronger grip
Chamfered open end for easy access
Works with just 4˚ swing
Packaged in a innovative storage holder
Includes 3/8”, 7/16”, 1/2”, 9/16”, 5/8”, 11/16”, 3/4″
