The Stanley FatMax® Metric Locking Hex Key Set with unique 3 position locking system for all types of job applications. Lockable keys that lock in 90° , 135° and 180° for easy access and to prevent unwanted movement. With button release for quick and easy locking/unlocking.
Metric Sizes: 1.5, 2, 2.5, 3, 4, 5, 6 and 8mm.
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