The 175 SD self drilling eye lag screw is designed to go through one or two layers of 5/8″ drywall and then into 16 to 22 gauge sheet metal. The 175 SD is the only screw of it’s kind with an ICC-ES listing. Drill point to collar is about 2″, overall length is about 3 1/4″. Designed for interior use and tension applications only.
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