... Specification:customized 4.Including T Screws,washer,nut T Screws for Power Strud1.Material of T Screws: carbon steel,stainless steel2.Finish ... :galvanized,plain3.Application:power strud4.Various kinds of T screws can be produced as ... on slotted channels.5.Only one top screw for all sizes strut.6.Open access through channel. T Screws for Power Strud