✔In Stock Heavy Flat Washer Zinc Our Heavy Duty Zinc Plated Flat Washers are thicker and larger than standard flat washers, providing superior load distribution and better resistance to pull-through in timber and softer materials. Made from mild steel with a bright zinc plating, they offer good corrosion resistance at an economical price. Key Features: Material: Mild Steel Finish: Bright Zinc Plated Type: Heavy Duty / Thick Flat Washer Larger outer diameter and increased thickness Excellent bearing surface for improved clamping force Ideal for use with zinc plated bolts and coach bolts These heavy flat washers spread the load over a wider area, reducing the risk of crushing timber or deforming thinner materials. The zinc plating gives a clean, shiny finish and basic rust protection suitable for indoor and lightly exposed applications. Commonly used for: Timber framing and decking Fencing, gates, and outdoor structures Sheds and general construction Heavy furniture and joinery Structural timber-to-timber connections Perfect pairing with our Zinc or Galv Coach Bolts, Hex Bolts, and Threaded Rod for a strong, reliable assembly. Available in a range of sizes to suit common bolt diameters – select your required size above