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.
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