... s size is available stainless steel safety tread/antiskid plate Antiskid plate/safety tread is a kind of perforated metal ... including plastic). safety tread information:Materials: Aluminum Alloy Plate, Staniless Steel Plate, Carbon Steel Plate, etc.Surface: SS, hot dipped galvanized, electro ... treads, elevators, etc. You also can use checkered plate in your garage or workshop for a variety of purposes ...