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Amazon.com: FengYoo Perforated Metal Sheets Perforated Stainless Steel Sheet -Sheet Metal with Holes-20GA 0.4 Inch Hole 11.8 Inch X7.8 Inch-Suitable for Ventilation Smoking and Decorative Screen Style Grilles : Industrial & Scientific
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Steel Perforated Sheet, Thickness: 0.048 (18 ga.), Width: 24", Length: 36", Hole Size: 0.250 (1/4"), Staggered 0.313 (5/16") - Walmart.com
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