Ceiling hanger screws for metal joists, primarily linking ceiling hanger wires to metal joists. Typically 50 in number, covering up to 20 square feet, depending on the size of the room and ceiling tiles, this product was designed specifically for ceiling grid installations.

Self Drilling Ceiling Wire Eye Lag Screw For Metal Are special screws for linking fixtures to ceilings or decks, such as wires, pipes or ducts, with a hole in the compression end, whether for binding or strapping, they work well as connectors, and the regular sharp-tipped fire-strong drilled tip design extends the application in wood or steel.

1. drive pins into the anchor body, expanding the anchor to create a tight fit.
2. Concrete Anchors use pre-drilled holes, they are installed using hand tools, usually with a hammer blow, to drive the pin into the anchor body, thus expanding the anchor to form a tight fit
3. have an anchor diameter equal to the hole diameter, mainly to facilitate the sizing of the hole
4. The washers on the anchor bolt hold the pin and guide it accurately during the drive installation process.
5. have a galvanized steel surface for an added layer of corrosion resistance.