Suitable for daily professional use. Chrome Vanadium steel sockets, hardened and heat treated for strength. Half chrome/satin finish with knurled ring for corrosion resistance and extra grip - even with oily fingers. All sockets are equivalent to Metric hex and bi-hex sockets with many being also equivalent to Imperial hex, Imperial bi-hex and TRX-Star sockets. Rail mounted for ease of storage and socket selection.

Type: 1/4" Square drive

Configuration: Total Drive 

Depth: Deep

Qty: 13

Contents: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14mm, Socket Rail.