Klein Tools 70552 Pro Folding Hex Key Set, SAE and Metric, 21 Pc.

Features

Klein Tools 2-Piece Pro Folding Hex KeySet features 21-Keys including SAE and metric Sizes. This set combines the 11 most common SAE sizes and 10 common metric sizes all in one set to tackle any job. The hex ends are square-cut for a secure full-depth fit and maximum contact with the hex socket to prevent slippage and stripping of the socket.