Specific:
Product name: Bit Socket
  Material: Chrome Vanadium Steel
  Square Socket Size: 3/8 ''
  Hex Format: 5/64, 3/32, 1/8, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8 Inch
  Total length: 50mm
  Features:
  Using the advanced Chrome Vanadium Steel, the global Thermal Treatment, not easy to wear.
  It is useful for Home Repair, perfect for Auto repair, mechanic and other repair jobs.