Steel bar grating has two floor variety: serrated floor and smooth floor. Serrated steel grating is product of serrated steel bars, which may be low carbon steel bars, aluminum steel bars and stainless steel bars. Untuk informasi harga terbaru anda bisa menghubungi customer support kami, anda juga bisa menanyakan biaya https://finnkiltt.blogproducer.com/36194445/jual-steel-grating-secrets