self tapping sheet metal screws with rubber washer

The Metal Butterfly Screw, often referred to as a butterfly nut, is a type of fastener distinguished by its unique shape resembling a butterfly's wings. This design choice is not merely cosmetic; it serves a practical purpose. Its broad, flat surfaces provide an extensive contact area, ensuring a secure and evenly distributed grip when tightened or loosened. The symmetrical structure allows for easy manipulation, even in tight spaces, making it a popular choice in various industries, from automotive to aerospace.

...

In addition to their versatility, long tek screws are also known for their ease of use. Unlike traditional screws, tek screws have a self-drilling tip that eliminates the need for pre-drilling holes, saving time and effort during installation. This feature makes long tek screws a favorite among builders and DIY enthusiasts alike This feature makes long tek screws a favorite among builders and DIY enthusiasts alike This feature makes long tek screws a favorite among builders and DIY enthusiasts alike This feature makes long tek screws a favorite among builders and DIY enthusiasts alikelong tek screws.

...

In addition to their sealing capabilities, neoprene washers also provide vibration and shock absorption. When used in conjunction with self-tapping screws, they help to mitigate the impact of vibrations that can loosen fasteners over time. This is particularly crucial in automotive and machinery applications where constant movement and vibration are present. The resilient nature of neoprene ensures that the screws remain securely fastened, reducing the risk of mechanical failure.


...