Power-Stud+ SD1 Wedge Expansion AnchorProduct Description : The Power-Stud HD5 anchor is a fully threaded, torque-controlled, wedge expansion anchor.Suitable base materials include normal-weight concrete and structural sand-lightweightconcrete. The anchor is manufactured with a hot-dip galvanized carbon steel body andstainless steel expansion clip. Nut and washer are included. General Applications and Uses :