Klein Tools 2-Piece Compact Folding Hex Key Kit features 17-Keys including SAE and metric sizes. The SAE hex key set houses the 9 most common sizes for the jobsite, while the metric hex key set features 8 common sizes for daily applications. The 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.

• Folding hex key set is compact and pocketable for convenient carrying and storing
• Effortlessly adjust key tightness or looseness with the convenient #2 Phillips fastener
• High-leverage blades open independently up to 270 degrees
• Hex-key ends are square-cut for a secure, full-depth fit and maximum contact with the socket to prevent slippage and stripping
• Reinforced nylon handle has a sturdy, comfortable grip
• Blades are made of tough, heat-treated alloy steel and range from approximately 2.25-Inch to 2.5-Inch long coated to prevent rust
• Openings on the sides of case provide unimpeded access to outer keys
• 17 key sizes include 5/64-Inch, 3/32-Inch, 7/64-Inch, 1/8-Inch, 9/64-Inch, 5/32-Inch, 3/16-Inch, 7/32-Inch, 1/4-Inch and 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm, 8 mm