... 3.customer's size is available antiskid plateAntiskid plate/safety tread is a kind of perforated metal sheets, ... hole shapes, sizes, gauges and material types (including plastic). safety tread information:Materials: Aluminum Alloy Plate, Staniless Steel Plate, ... customer's size request.safety tread application: mainly usedin the floor of automobile, airplane, light rail, vehicle steps, stair treads ...