12 hex head self tapping screw

The design of the hex head self-drilling screw is a testament to engineering ingenuity. The threaded shank not only secures materials together but also drills its own hole as it is driven in. This eliminates the need for separate drilling and screwing steps, saving time and effort on the job site. The unique thread design enables it to cut into metal, wood, or composite materials with ease, making it a versatile tool for diverse applications.

...

A 4PCS fix anchor is a type of anchoring system designed to provide strong, secure holds for various construction materials, particularly in masonry and concrete settings. The term 4PCS refers to the design consisting of four components, which typically include an anchor bolt, a washer, a nut, and a sleeve or expansion component. This multi-part construction allows the anchor to offer enhanced grip and stability, distributing weight and resisting pull-out forces more effectively than simpler designs.


...