7PC METRIC GEAR SPANNER SET

Built to exceed ANSI specifications
Heat treated, 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
Packaged in a innovative storage holder
Includes 8mm, 10mm, 12mm, 13mm, 14mm, 16mm, 17mm