Hillman Zinc Plated Steel 9 16 in. USS Flat Washer, 110 Pack Ivory Buckskin for exterior projects choose electrogalvanized Color Finish:Natural Embossed for exterior projects choose electrogalvanized or hot dipped galvanized Grip Rite common nails ) 50 Commercial Residential Commercial Residential Edge Type Beveled Floating Yes FloorScore Certified Yes For Use in Bathrooms Yes For Use in Kitchens Yes For Use Over Concrete Yes For Use Over Wood Yes Gloss Level Medium Installation Type Interlocking Locking Mechanism Drop lock Luxury Vinyl Plank Yes Pattern Wood look Pieces per Carton 10 Protective Wear Layer Acrylic Scratch Resistant Yes Sold As Carton Stain Resistant Yes Style Contemporary Textured Yes Underlayment Included Yes Use Location Indoor Water Resistant Yes Waterproof Yes Wear Layer Durability Heavy traffic (20 mil and above) Warranty 15 year limited Frequently Asked Questions (FAQ): These zinc kissed washers bring a refined utility to any build A: They are USS flat washers sized for 9 16 in