Metric Plain Hex Key Hex Key, 4 mm Tip Size, 2 23/32 in Long, 4 mm Short

The Westward 54TU79 Metric Plain Hex Key is the tool you need to tighten your fasteners. With a 4 mm tip size, it is ideal for use with nuts and bolts of that size. The hex key has an arm length of 2 23/32 in. and a handle length of 2 23/32 in., giving you greater leverage when working on your project. Made from alloy steel, the black oxide finish helps protect against rust and corrosion. The alloy steel handle offers you comfort as well as control over the hex key during use. Measuring 4 mm in tip size, this hex key can be used to tighten or loosen fasteners of that size. The Westward Hex Key is an essential tool for tightening up all types of fasteners quickly and easily.