3 1/4" I-Lag™ Screw - Goes Through Two Layers of Drywall then Sheet Metal

The 175 SDC self drilling I-Lag™ Screw (Eye Lag Screw) for sheet metal is used to hang ceiling wire and jack chain quickly and easily. It is designed to go through two layers of 5/8" drywall and then into 16 to 22 gauge sheet metal. The efficacy (in conjunction with the lagmaster® Pole) in hanging ceiling wire and jack chain makes the job easy, secure and extremely fast.The eye lag screw is also available to be screwed into wood.Overall length is about 3 1/4" distance from drill point to collar is 2".