Pro Folding Hex Key Set, 11 Fractional Inch-Sized Keys

Coming Soon
SKU KLE70550


Klein Tools' new Pro Folding Hex Key set conveniently consolidates two sets into one. The heavy-duty 11-piece set includes a high leverage, 4-Inch long 1/2-Inch key. Extended industrial-strength reach blades open independently up to 270 degrees, while the precision fit design reduces slippage and stripping. The durable handle is made of reinforced nylon with a comfortable grip. This heavy-duty Pro Folding Hex Key set is built specifically for a rigorous job site.


  • Pro Folding Hex Key Set with 11 extended-reach blades
  • Key sizes: 1/2, 3/8, 5/16, 1/4, 7/32, 3/16, 5/32, 9/64, 1/8, 7/64, and 3/32-Inch
  • 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
  • Stores the most frequently used hex key sizes in one set
  • Blades are made of tough, heat-treated alloy steel and range from approximately 3.5 to 4.5-inches long
  • The reinforced nylon handle has a sturdy, comfortable grip

Technical Information

Pro Folding Hex Key Set Brochure 
Type: Folding Hex Key Set
Application: Nut Driving
Color: Orange
Handle Length: 6.63" (16.8 cm)
Included: (11) Fractional Inch-Sized Keys
Key Lengths: 4" (10.2 cm)
Material Handle: Reinforced Nylon; Keys: Steel
Overall Height: 2.07" (5.3 cm)
Overall Length: 6.63" (16.8 cm)
Overall Width: 1.37" (3.5 cm)
Size: 1/2", 3/8", 5/16", 1/4", 7/32", 3/16", 5/32", 9/64", 1/8", 7/64", 3/32"
Features: Extended-Reach Keys

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