Trend SNAP/SDA/3 Trend Snappy square drive 1/2X50mm Trend Snappy Square Drive Adaptor - 1/2inch|The perfect accessory for use with socket sets when driving or removing nuts and bolts.|Allows any 1/2in 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. 0 Square drive adaptors Trend Snappy square drive 1/2X50mm Trend Category Trend Snappy Engineering Tools>Square Drives>0