Hillman Flat Washers, For Decks and Fences, Stainless Steel Finish, Assorted Sizes | Canadian Tire
Steel Flat Washer, Zinc Plated Finish, DIN 125, Metric, M8 Screw Size, 8.4 mm ID, 16 mm OD, 1.6 mm Thick (Pack of 100) : Amazon.ca: Tools & Home Improvement