Conquer the your fear of the fastener aisle by identifying the hallmarks of these commonly used bolts and screws. Answers 1. Sheet Metal Screw Often confused with wood screws because of their similarly pointed tip and wide threads, the thread on these screws rise from the tip all the way to the head. Likewise, because of their thread type, they can also be used in soft materials like wood, fiberglass, and plastic. 2. Carriage Bolt The domed head on… Read more »