Milwaukee® Tool 45-34-8021 Socket, 3/8 in, 21 mm Standard Socket, 6 Points

The MILWAUKEE® 3/8" Drive 21MM Metric 6-Point Standard Socket with FOUR FLAT™ Sides was designed from the ground up to be part of the most versatile socket family. The 3/8 in drive sockets feature an innovative design with four parallel flat sides, which deter rolling and are wrench-compatible. The metric socket sizes are stamped into the flats providing improved, easy-to-read visibility. This deep well socket has been optimized geometry to reduce bolt rounding and stripping. Milwaukee backs their 3/8 in Drive Metric Sockets with a lifetime guarantee.

Milwaukee® Socket, No Impact Rated, Measurement System: Metric, 3/8 in Drive, Standard Socket, 21 mm Socket, 6 Points, Vanadium Steel, Polished Chrome