Now you'll have a way to use all your sockets! This adapter set works with just about anything. You can convert your 1/4" socket to a 3/8" or a 1/2" size with just a quick switch of adaptors. This set lets you get more tools for your money.This set includes 3 socket drivers made of durable drop-forged steel - set weighs 3.7 ounces Each piece fits a 1/4 end, and the other ends are 1/4, 3/8 and 1/2 inches These adaptors make it possible to convert one size socket to another for more versatility For ratchet handle or extension bar - add this set to your existing socket set These pieces lock securely into place - they will do the job for you everytime