Klein Tools 70552 Pro Folding Hex Key Set, 21-Key SAE and Metric Hex Key Set with High-Leverage Blades, 2-Pack

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 Details: 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. T