Lock the rails into the tray with the keyhole slot.
Sockets with only two detent grooves, such as impact sockets, will not engage with detent bumps on the tabs if placed incorrectly.â¢Twist-to-Lock â Place sockets onto the clips to store them loosely, or twist them clockwise onto the clips to lock them in placeâ¢Lock Into Tray â Lock the rail into a tray with the keyhole slot and release it by pressing the button beside the keyhole latch and sliding the rail outâ¢Rigid ABS and Nylon Construction â Our rails and trays are molded from strong ABS polymer, and the clips are made from durable nylon polymerâ¢Universal Socket Organizer â Rails can hold 3/4 inch drive sockets and bit sockets; rail capacity may vary based on individual socket diametersâ¢Made in USAâ¢3-pc 3/4 in. The tray securely holds socket rails in an upright position, even through the opening and closing of tool chest drawers.