This variant has a hexagon head so is designed to be driven in with a standard spanner or ratchet and socket.
Self tapping screws for plastic uk.
How to use self tapping screws with plastic.
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For applications involving thicker sheet metal over 1mm a self drilling screw also known as tek screw is advisable.
Certain types of self tapping screw have been specially designed for use with plastics.
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These fasteners are part of accu s extensive range of precision screws these polyfix screws feature a specialised thread which is designed to be self tapping and create its own threads when used in pre drilled plastic holes.
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Plastics are more ridged than wood and thus are more prone to cracking.
Tapping screws work best for thin sheet metal because the screw design which is coarse and pitched at an angle has the effect of pulling the metal tightly to the head.
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Polyfix screws are specially designed for use with plastic housings.
While regular self tapping screws are suitable for use with most plastics plastite screws feature more pronounced sharper threads which increase resistance to pull out and stripping within low density plastics.
Self tapping screws are normally used with sheet metal and plastics.
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As the name suggests this type of screw forms its own thread as it is installed into a pre drilled hole.