Universal twist-lock socket set organizer tray with 2 socket rails * Perfect for storage in the drawer, on the bench, or on the go * Twist-Lock clips keep sockets secured for transport and prevent tool loss * Includes 30 clips for 1/2-inch drive sockets; holds 30 sockets * Measures 19.75 Inch by 3.63 Inch by 1.35 Inch; made in USA