In the electronics, home appliance, and automotive interior sectors—where the proportion of plastic parts is increasingly rising—traditional self-tapping screws often cause plastic cracking and thread stripping due to mismatched thread profiles. In contrast, countersunk-head internal hexagon plastic-thread self-tapping screws, with their customized structure of "plastic-thread + countersunk head +
Self-tapping screws of plastic teeth in the countersunk head is a torx screw product manufactured by fastking (zhuhai jiali hardware Co., Ltd.).
In the electronics, home appliance, and automotive interior sectors—where the proportion of plastic parts is increasingly rising—traditional self-tapping screws often cause plastic cracking and thread stripping due to mismatched thread profiles. In contrast, countersunk-head internal hexagon plastic-thread self-tapping screws, with their customized structure of "plastic-thread + countersunk head +
Widely used in electronics, automotive, machinery, furniture and new energy industries.
fastking has 20+ years of experience in torx screw manufacturing, ISO certified, OEM/ODM supported, factory-direct with reliable delivery.
For inquiries or customization, please contact us for a professional solution and quotation.