Trend Snappy Square Drive Adapter - 3/8inch The perfect accessory for use with socket sets when driving or removing nuts and bolts. Allows any 3/8in AF socket to be used with a drill or impact driver. Speeds up any applications where nuts and bolts are used, increasing productivity. Ball bearing retention keeps the socket firmly in place as you work for assured, repeat performance. 50mm overall length keeping overall length to a minimum when fitted to drills and drivers ensuring maximum accessibility in tighter spots. Direct fit to impact driver chucks, or Trend Snappy Chucks for fast, easy use. Specifications • Shank Diameter: 1/4 hex • Dia Metric: 9.5 • Dia Imperial: 3/8 • Overall Length Metric: 50