Klein Tools SAE/Metric Grip-It Folding Hex Key Set (12-Piece)

The Klein 70573 Hex Key Set ends are square-cut for a secure, full-depth fit and maximum contact with the hex socket which works to prevent slippage and stripping of the socket while in use. Sizes are: 5/64 in. 3/32 in. 7/64 in. 1/8 in. 9/64 in. 5/32 in. 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, and 5 mm. Handy sets fit your pocket or tool box easily and help eliminate the lost-key problem.