Ernst Manufacturing 1/4-Inch Dura-Pro Twist Lock Socket Clips, 15-Pack, Black Dura-Pro Twist Lock socket clip set Ideal for secure transport of your sockets as well as convenient toolbox storage Sockets are locked in position with a simple twist Includes 15 1/4-inch drive clips; 96 fractional/SAE and metric size labels Made in the USA; lifetime guarantee; tools not included