Steel bar grating has two area kind: serrated area and clean area. Serrated steel grating is product of serrated steel bars, which can be minimal carbon steel bars, aluminum steel bars and stainless steel bars. Kabar gembiranya kita pun menjual Steel Grating buatan manual dengan ukuran khusus sesuai permintaan proyek https://grating-steel-galvanized28381.popup-blog.com/29236066/rumored-buzz-on-jual-grating-galvanis