Metal plates; metal plates having a slip resistant surface; metal plates having a skid-resistant surface; metal flooring; metal flooring having a slip resistant surface; metal flooring having a skid resistant surface; metal covers; metal covers having a slip resistant surface; metal covers having a skid resistant surface; steel plates; steel plates having a slip resistant surface; steel plates having a skid-resistant surface; steel flooring; steel flooring having a slip resistant surface; steel flooring having a skid resistant surface; steel covers; steel covers having a slip resistant surface; steel covers having a skid resistant surface