There are many types of fasteners with different functions and uses. Common types are Wood Screws, Carriage Bolts, Nuts, Washers, Pins, Rivets, Anchor, Rods, etc. Screw and bolt fasteners include different kinds of heads. Choices include flat, oval, round, disc, hex, hex washer, truss, button and socket caps. Nut types are equally diverse, China custom M3-M39 Stainless Steel cold forging carriage bolts, cap, acorn, jam, flange, square, tee, torque lock, K-lock, slotted, coupling, and snap. Bolts and nuts are fasteners that perform together as partners in an application for optimal hold and security in surfaces and materials.

Each type of fastener has standard parts and qualities and can be customized to specifications. Knowing the correct modification of the fastener you need is very important as it can affect installation performance and surface grip. Screws are a useful material for securing and joining surfaces together and feature drill ends for easy installation. Some common screw types include self-drilling screws, self-tapping screws, siding screws, wood screws, concrete screws, and custom screws.

Fastener coatings and surface treatments are the largest contributors to the overall performance of a product. They provide enhanced strength, resistance to corrosive materials, and a clean finish or appearance of the fastener. Some of the different types of coatings include plain finish, zinc plating, zinc and clear chromate, zinc and yellow chromate, hot dip galvanized (HDG), class 3, cadmium plating, decorative finish, brass, Bronze, chrome or nickel-plated, electro-galvanized, gray phosphate and ceramic coatings. They are divided into high-quality and low-quality surface treatments according to the requirements of the surface and environmental application.