Oct 06, 2026
200 Pcs #12 Countersunk Finish Washers, 304 Stainless Steel Finishing Cup Washers, Decorative Screw Cup Washers for Marine Hardware, Boat Deck Accessories, Silver
$27.55$38.9229% off
*Price verified 54 min ago - prices may change
Quick take
304 stainless steel marine-grade countersunk washers
- Rust-resistant 304 stainless steel for saltwater environments
- Fit standard flat-head screws on wood and metal
- Professional marine finish on exposed screw heads
For marine hardware and outdoor projects needing corrosion-resistant fasteners.
- These countersunk cup washers feature a professional marine finish: Provides a clean, polished look to exposed screw heads, perfect for marine decks, trim, and cabinets.
- Made from 304 rust-resistant stainless steel for superior durability in saltwater and outdoor conditions. Will not corrode or tarnish. Designed for marine environments.
- Ideal for wood and sheet metal screws, designed to fit over standard flat head screws; helps evenly distribute loads and prevent surface damage.
- Easy to install with standard tools, simply pair with screws and sink into wood, fiberglass or other surfaces.
- Includes 5 popular sizes: #6, #8, #10, #12, #14. Versatile marine hardware ideal for boats, RVs, trailers, docks, cabinets, and any project needing a clean, finished look on countersunk fasteners.
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