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Klein Tools 3/16" - 3/8" Silver/Black Alloy Steel Hex Key Set

Airgas Part #:K0370579

Klein Tools

Manufacturer #:70579

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$16.29 /Each
Package Size: 1 Each
$16.29 Each
$16.29 Each

Typically in Stock

Item Details

  • No need to worry about lost hex keys with Klein Tools 5-Key Folding Hex Key Set. This handy tool features five different size hex keys in a convenient folding tool that fits easily into your pocket or tool box. The hex ends are square-cut so they fit securely into hex sockets.


  • Two key positions (straight-out or right angle) for extra leverage
  • Hex ends are square-cut for a secure full-depth fit and maximum contact with the hex socket to prevent slippage and stripping of the socket
  • Handy sets fit in your pocket or tool box easily and help eliminate the lost key problem
  • Precision-chamfered hex ends eliminate problems due to cut-off burrs
  • Convenient set reduces the likelihood of losing keys
  • Made in the USA


  • 3/16'' Key
  • 7/32'' Key
  • 1/4'' Key
  • 5/16'' Key
  • 3/8'' Keys


  • Always wear approved eye protection
  • NOT insulated
  • Will NOT protect against electrical shock
  • Do NOT use a pipe or similar extension to increase leverage

Product Attributes

Product Type

» Hex Key Set

Size Description

» 3/16" | 7/32" | 1/4" | 5/16" | 3/8"


» Alloy Steel


» Silver | Black