- ZHUHAI JIALI HARDWARE CO.,LTD.
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Big flat head cross self tapping screw jisb1122t
- Product description：The cross groove big flat head tapping screw increases the force area because the head is the big flat head, so the head is not easy to damage. And the screws with large flat head are also easy to ins
Big flat head cross self tapping screw jisb1122t
Material: stainless steel 304316, grade 8.8 high strength and grade 12.9 high strength
It can also support non-standard customization.
The core advantage of the cross - slot large flat - head self - tapping screw stems first from its "large flat head" structural design. This seemingly simple shape optimization actually embodies the precise application of mechanical principles. Compared with ordinary round - head or countersunk - head screws, the head of the large flat - head screw has a larger force - bearing area. When an external force acts on the screw head, the larger force - bearing area can evenly distribute the pressure to the surface of the connected part, avoiding head deformation or damage caused by excessive local pressure. In practical use, the advantage of this design is particularly obvious. For example, in the assembly of wooden furniture, if ordinary round - head screws are used, improper control of the tightening force can easily lead to the screw head being "stripped" by the screwdriver or even broken directly. This not only affects the assembly efficiency but also may damage the furniture boards. However, the cross - slot large flat - head self - tapping screw, relying on its wide head, can maintain the integrity of the head structure even under the action of large torque, greatly reducing the loss rate during the installation process and minimizing the rework cost caused by screw damage.
In addition to being "not easy to damage", ease of installation is another important reason why cross - slot large flat - head self - tapping screws are widely favored. On one hand, their "cross - slot" design is compatible with the most common cross screwdrivers available on the market. Whether operated manually or driven by electric tools, precise alignment can be achieved, and the phenomenon of "slipping" is less likely to occur, making it easy for even novices to get started quickly. On the other hand, the shape of the large flat head makes it easier to position the screw during installation. Compared with countersunk - head screws that require precise alignment with countersinks, the head of the large flat - head screw protrudes from the surface of the connected part. During installation, there is no need to repeatedly adjust the angle; you only need to fit the screw head to the installation position to quickly complete the initial fixation. This is especially useful in large - area assembly scenarios (such as wardrobe cabinet splicing and ceiling keel fixation), as it can significantly improve installation efficiency. More importantly, self - tapping screws themselves have a "self - tapping" function. There is no need to pre - drill holes and tap threads in the connected parts; they can cut into materials such as wood and plastic just by rotating their own threads. The stable support provided by the large flat head ensures that the screw remains in a vertical state during the self - tapping process, avoiding thread misalignment caused by force deviation and further simplifying the installation process.
The stable performance of being "not easy to deform" enables the cross - slot large flat - head self - tapping screw to demonstrate excellent reliability in long - term use. In daily scenarios, many connected parts need to withstand vibrations, temperature changes, or slight external impacts for a long time. If the head or shaft of an ordinary screw lacks sufficient strength, it is prone to deformation, loosening, and other problems, which in turn affect the stability of the overall structure. However, cross - slot large flat - head self - tapping screws are usually made of high - strength carbon steel or stainless steel. Combined with the anti - deformation design of the large flat head, they can effectively resist external impacts and long - term stress. For example, in the installation of kitchen cabinets, the connecting screws between the cabinet door hinges and the cabinet body need to withstand the pulling force and vibration caused by opening and closing the cabinet door for a long time. The wide head of the large flat - head screw can firmly "grip" the board, preventing head sinking or shaft bending caused by repeated stress. In the installation of outdoor facilities (such as balcony railings and garden wooden frames), stainless steel cross - slot large flat - head self - tapping screws can not only resist corrosion caused by wind, rain, and other elements but also prevent deformation due to thermal expansion and contraction caused by temperature changes through their stable structure, ensuring the long - term firmness of the connected parts.
In recent years, with the improvement of consumers' requirements for product quality and installation experience, the application scenarios of cross - slot large flat - head self - tapping screws have been continuously expanding. In the field of home DIY, they have become the first choice for handcraft enthusiasts to assemble storage racks and toy models. In the electrical manufacturing industry, due to their ease of installation and strong stability, they are widely used for fixing the outer casings and internal components of small household appliances. In the field of architectural decoration, relying on their aesthetic large flat - head design (some products can also be matched with decorative covers), they balance practicality and visual effects and have become common accessories for ceiling and wall panel installation. This characteristic of "small parts solving big problems" has not only won recognition in the industry for cross - slot large flat - head self - tapping screws but also made them enter the daily lives of ordinary people, becoming a "reliable choice" for connection and fastening needs.
