The EKLIND 51912 SAE Hex Key is a durable tool designed to handle fasteners. It has a 9 in arm length and 4 in handle length, allowing you to work with precision. Made of alloy steel, the hex key has a black oxide finish that resists corrosion. The plain plastic handle provides a comfortable grip as you work on your project. Its 3/16" tip size means it is ideal for use with small screws and bolts. This hex key also features an overall measurement type of SAE and comes in the shape of a hexagon. The EKLIND Hex Key is one versatile tool that will make working on your projects much easier.