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.
