Pro Folding Hex Key Set, SAE and Metric

Product Overview Klein Tools 2-Piece Pro Folding Hex Key Set features 21-Keys including SAE and metric Sizes. This set combines the 11 most common SAE sizes and 10 common metric sizes all in one set to tackle any job. 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. Product Features * 2 Pack Pro Folding Hex Key Set with extended-reach blades approximately 3.5-Inch to 4.5-Inch long for greater reach * 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 to prevent rust * Openings on the sides of case provide unimpeded access to outer keys * 21 Key sizes: 3/32-Inch, 7/64-Inch, 1/8-Inch, 9/64-Inch, 5/32-Inch, 3/16-Inch, 7/32-Inch, 1/4-Inch, 5/16-Inch, 3/8-Inch, 1/2-inch 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 6 mm, 8 mm, 10 mm, 12 mm Product Warnings * Always wear approved eye protection. * NOT insulated. Plastic-dipped or slip-on plastic handles are NOT intended for protection against electrical shock. * Do NOT use a pipe or similar extension to increase leverage. * Do NOT use a pipe or similar extension to increase leverage.