BOLT & SCREW HEAD STYLES

08/10/2021 Jessica Chandler

	Hex Head These are typically used in the larger sized bolts. These are suitable for many different applications. This style of bolt allows for greater torque.		Hex Flange Head This bolt includes a circular flange under the hex head. This helps distribute the load and acts like a washer.
	Cup Head This bolt has a large dome style head and a square neck. This bolt is typically suited for timber applications where a smooth finish is wanted.		Button Head Cap Screw They have a domed head with an internal hex. They are used in mechanical applications and provide a more visual aesthetic appearance.
	Countersunk Head Cap Screw They have a low profile flat head which is angled so it sits flush with the surface. They are high strength fasteners with an internal hex.		Socket Head Cap Screw They have a cylinder barrel type head with an internal hex. They are high stregth fasteners.Socket Head Cap Screws are used in mechanical applications.
	Square Head They have a square head and are made from steel for maximum strength. They are most commonly used for machinery shafts where fine adjustments are necessary.		Bugle Head The Bugle Head countersinks into the pannelling with the head creating a neat, flush finish.
	Button Head The Button Head gives more bearing over the surface used in fixings with two flat surfaces.		Countersunk Head The Countersunk Head provides a flush finish for a clean aethetic look. The have a low profile head which is angled so it embeds in the surface.
	Flat Head The Flat Top head have a thin head profile and are designed for surfaces where materials need to be placed directly on top of the screw.		Pan Head The Pan Head is used in many applications when a flat bearing surface is required.
	Wafer Head The Wafer Head is a versatile style with a low profile providing an aesthetic finish.		Cheese Comb Head The Cheese Comb Head is a cylindrical shaped head with an outer edge. These are often used within industrial applications.
	Countersunk Ribbed Head The Countersunk Ribbed Head provides a flush finish for a clean aethtic look. The ribbed head drives out any loose paticles when countersinking.		Countersunk Undercut Head The Countersunk Undercut Head provides a flush finish for a clean smooth look. The Undercut component provides additional clamping force.