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 Brass Metric Thread
The most common thread type in production today. Usually specified as M then a number x another number. This signifies the thread diameter and the length of the fastener.
For example M4 x 30 means that the major thread diameter (the external distance across the outside of the thread) is 4mm and the length is 30mm. Length is usually measured from the underside of the fastener head.
Brass is an alloy that is made of copper and zinc. It does not corrode easily and gives an attractive, decorative finish when used to make fasteners.
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