Engineering Jobs | Interview Questions and Technology update

  1. Hex Bolt Definition: A hex bolt has a six sided head (hexagonal) and is used with a nut or tapped hole.  Use: Commonly used in construction, machinery, and automotive applications for fastening wood, metal, or other materials together. They provide strong and durable connections. 2. Carriage Bolt  Definition: A carriage bolt has a round, smooth head with a square section beneath it to prevent spinning during installation.  Use: Primarily used in woodworking, such as furniture assembly or deck construction, where a smooth, domed head is preferred for aesthetic or safety reasons. 3. Lag Bolt Definition: A lag bolt is a heavy duty bolt with a hex head, used for wood applications and has a coarse, sharp thread for strong grip.  Use: Commonly used in wood framing, decking, and heavy duty applications, such as securing large beams and posts in construction. 4. U-Bolt Definition: A U-bolt is shaped like the letter "U" with threaded ends on both sid...