Every household should have a Craftsman 1/4 inch standard socket wrench set and Ratchet wrenches are the perfect tool for working on cars or bikes or any other projects that require tightening or loosening nuts and bolts in hard-to-reach places. Easy to store and easy to use, this wrench set will quickly become one of the most useful things you have around your house. What's Included: 9 sockets (3/16 in., 7/32 in., 1/4 in., 9/32 in., 5/16 in., 11/32 in., 3/8 in., 7/16 in., and 1/2 in.), 1/4 in. drive ratchet and 1-1/2 in. extension bar