Set of 12 1/4\" drive bi-hex sockets. Contents: .tg {border-collapse:collapse;border-spacing:0;}.tg td{font-family:Arial, sans-serif;font-size:14px;padding:10px 5px;border-style:solid;border-width:1px;overflow:hidden;word-break:normal;border-color:black;}.tg th{font-family:Arial, sans-serif;font-size:14px;font-weight:normal;padding:10px 5px;border-style:solid;border-width:1px;overflow:hidden;word-break:normal;border-color:black;}.tg .tg-s268{text-align:left}.tg .tg-0lax{text-align:left;vertical-align:top} Product Code Part Number Key dimensions Ø L Ø1 A Weight mm mm mm mm mm g 009000160 900MB 4 4 6.7 22 11.2 8 8 009000161 900MB 5 5 7.7 25 11.2 9 8 009000162 900MB 5.5 5.5 8.3 25 11.2 9 8 009000163 900MB 6 6 9 25 11.2 9 8 009000164 900MB 7 7 10.2 25 11.2 9 9 009000165 900MB 8 8 11.3 25 12 9 11 009000166 900MB 9 9 13 25 12 9 12 009000167 900MB 10 10 14.3 25 12.9 9 14 009000168 900MB 11 11 16 25 14.3 10 18 009000169 900MB 12 12 17.4 25 16 10 22 009000170 900MB 13 13 18 25 16.4 10 23 009000171 900MB 14 14 19.3 25 17.9 10 30