A machine screw is a type of screw that is commonly used in industrial and manufacturing applications to secure components within engines, electronic products and general machinery.
Pozidriv pan head machine screws have a slightly raised domed head, whereas with the slotted version the head is flat on the top – resembling an upturned frying pan.
Pozidriv refers to the recess in the head. This type of machine screw is installed with a pozidrive screwdriver or driver bit.
Pozidriv pan head machine screws are available in either a zinc plated or stainless-steel finish.
About BSW Thread
BSW (British Standard Whitworth) is an imperial coarse thread first used in standard production by Joseph Whitworth during the industrial revolution. Whilst it is still used in engineering applications all across the world it is less common in the UK where metric threads have generally taken over.
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