Truss head self-drilling screws are a go-to choice for many construction and DIY projects because of how easy they are to use. They are excellent for attaching drywall to metal or wood frames, or installing a metal roof over a structure, creating a secure fit over the truss. Another significant advantage of truss head self-drilling screws is their ability to drill into materials with ease, saving time both when installing them and removing them. This makes them ideal for outdoor use and areas that face constant wear and tear due to environmental factors.One of the features of truss head self-drilling screws is their self-drilling ability. They have a drill bit on the tip, which means that you won't have to drill a hole before using the screw, saving time and bringing convenience. With their low profile, truss heads are perfect for maximum surface area contact without overly protruding heads. These screws are highly versatile, and they can be used on a broad range of materials such as wood, metal, and masonry. They are also essential in high-stress applications, thanks to their strength and ease of use. With their rust-resistant properties, truss head self-drilling screws are a versatile and reliable option for any construction project.PL: PLAIN YZ: YELLOW ZINC ZN: ZINC KP: BLACK PHOSPHATED BP: GREY PHOSPHATED BZ: BLACK ZINC BO: BLACK OXIDE DC: DACROTIZED RS: RUSPERT XY: XYLAN Head Styles Head Recess Threads Points