Fastener Express would not be living up to its name without a huge variety of industrial strength nuts available anytime. Of course we carry high-quality traditional favorites like hex, square, and wing nuts in all sorts of sizes and finishes. Fastener Express also has a large selection of specialized nuts such as K lock, spot weld, and spring nuts in lots of varieties. If you need nuts to hold your project together, let Fastener Express be your first and last stop.