drywall metal profile for partition wall system is made of hot galvanized steel, including stud, track, main channel, corner bead & accessories. It have perfect decorative performance installed with gypsum board ,calcium silicate boards and other decorative materials. drywall steel framing produced by Sinoceiling has light weight, high strength, fire resistance and noise reduction features, which widely applied to commercial and residential applications etc. for more size details, pls visit our web sinoceiling.com, also pls directly send us email