WORKPRO 450-Piece Mechanics Tool Set, Universal Professional Tool Kit with Heavy Duty Case Box

1/4in,3/8in and 1/2in Quick-release ratchets feature a fine, 45-tooth gear, providing a 8° arc swing Universal various of sockets are constructed of chrome vanadium steel, heat treated for strength and durability, bright Chrome-plated surface that allows you to easily identify your universal tools in your tool box or on your work bench With stamped marking for you to quickly identify metric and SAE socket sizes All tools are neatly organized in a sturdy blow-molded case for easy storage and transportation All tools meets or exceeds ANSI standards