Wood Screws: Screws used for wood and other soft materials.
Machine Screws: Used for the assembly of metal parts.
Self Cutting Machine Screws: Machine Screws with a thread cutting, self tapping point.
Sheet Metal Screws: Designed to be directly driven into sheetmetal. Can also be used on plastic, fiber glass, or wood.
Self Driving Sheet Metal Screws: Just Sheet Metal Screws with a self drilling point.
Hex Bolt: Used with a nut or a tap pole.
Carriage Bolts: Has a spur section which pulls in the material to prevent spinning during installation. Used to fasten wood parts.
Lag Bolts: A heavy duty screw that are used to connect heavy lumber or other heavy materials.
Socket Screws: Are Machine Screws with an internal hex socket.
Set Screws: Used to hold a nub colour, pulley or gear.
Eye Bolt: Used for attaching a rope or a chain.
Eye Lag: Uses wood thread instead of machine thread.
J Bolts: Used for tie downs.
U Bolts: Attaching pipes and other round surfaces.
Shoulder Bolts: To create a pivot point.
Elevator Bolts: Used in conveyer systems.
Sex Bolts: Used for through bolting applications, where a head is desired on both sides of the joint.
Mating Screws: Has a shoulder that matches the diameter of the sex bolt.