Anti-skip plate is a kind of perforated metal and made on the base of it, aftering punching holes in sheet, we use another special mould to turn up the edge of the hole,it'll be done to different shape as to the mould. Such as crocodile's mouth , diamond ,round embossment ,etc. But any shape has the effect of anti-skip.an extreme and uncompromising anti-skip effect  , displacement area and drainage effect, very high loading capacity with substantial cost advantages for structural steel work.