Powerbuilt 16mm Flexi-Head Reversible Gear Spanner

Built to exceed ANSI specifications
Drop forged, chrome vanadium steel, fully polished
Boxed end offers 72 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 5? swing
Flexible head tilts 180? at any interval with continuous head tension