| 摘要 |
An anti-slip step is provided. The step includes a tread plate with a top surface and a bottom surface. A plurality of grip structures extend upwardly from the top surface of the tread plate and a plurality of drain structures extend downwardly from the bottom surface of the metal plate. Each of the grip structures and the drain structures defines a hole through the tread plate. Each of the grip structures includes a base, having a continuous, curved side wall that is joined to the tread plate, and a plurality of spaced-apart tabs joined to the base and extending upwardly therefrom. Each of the drain structures includes a plurality of spaced-apart tabs joined to the tread plate.
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