Phillips Pan Head machine screws have a pan-shaped head with a flat top and vertical sides and are commonly used in electronics.

Phillips Flat Head machine screws have a flat top with a conical bearing surface and are commonly used in countersunk holes where the screw head must sit...

Phillips Pan External Sems machine screws essentially have a ‘pre-assembled’ lock washer beneath the head of the screw which is free-spinning...

Phillips Pan Head Internal SEMS Machine Screws are a type of screw that come with a pre-assembled internal tooth lock washer.

Star Drive Pan Head Machine Screws are a type of screw that are characterized by their unique head design and the star drive system. Typically used in...