This is the BuyRC 5/64 inch Steel Wrench. BuyRC Gold Steel Series wrenches feature a machined handle that provides a great grip for your hand, while helping to reduce fatigue and eliminate the chance of blisters after hours of wrenching. The handle is black hard-anodized, with a 18cm length.30g Weight

The blue end cap indicates that its a metric measurement tip, and the size of the tip is marked with large letters on the cap and again on the tip for easy identification. But, the most important part of a good wrench is the tip. wrenches feature a high grade spring steel tip that will provide a long life and is precision ground for a tight fit on the fastener.