Development in conjunction with a skilled Japanese tooling manufacturer, to include features useful to modelers. A very useful tool for model helicopter assembly. It has the ability to access narrow spaces, and sucessfully tighten hard to reach bolts. The bit size is easily identified by the color markings.
･ The set includes the following sizes: 1.5mm, 2.0mm, 2.5mm, 3.0mm, 4.0mm ･ High quality Industrial steel ･ Special heat treated bits ･ Unique non-Chromium surface treatment