Carriage Bolt– These types of bolt fasteners are available in a variety of materials (stainless steel being the most popular). A carriage bolt is threaded along part of its shank and has a round head and flat tip. Carriage bolts, also known as plow bolts or coach bolts, are most often used in woodworking projects.
Expansion Bolt-In order to secure heavy items, expansion bolts might be utilized. Vertically and horizontally load-bearing capacity A bolt’s opposing end pushes into a shell when it is tightened, causing it to expand outward and wedge itself into a wall or floor hole.
J Bolt– J-bolts are J-shaped fasteners, threaded on the flat side. They are often used in structural applications like securing walls to concrete foundations.
Tap Bolt– a headed bolt used without a nut for screwing into a hole.
U Bolt– It is a fastening mechanism consisting of two threaded U-shaped bolts.