(click to enlarge) Type: Socket Driver Tip size: 5.5mm Tip length: 120mm Version: 25 Years Anniversary Limited Edition Features super-lightweight CNC-machined Swiss 7075 T6 aluminum handles with a diamond pattern surface for unsurpassed grip. Each tool has a special, CAD-designed tip made of world-renowned HUDY Spring Steel� to very precisely fit the corresponding fastener, allowing unmatched torque and long life. Handle includes the plastic cap in black colour press fitted into the handle end. Optional color-coded plastic caps (violet, red, blue) are available to customize the tools to your specifications.