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
Hex Head Sems Tapping Screw M4.2-1.41 x 20mm 16mm Washer Diameter GM 5 – ASK Auto Supply
uxcell Nylon Flat Washers M16 28mm OD 16mm ID 1mm Thickness Sealing Gasket for Faucet Pipe Water Hose, Clear, Pack of 50 : Amazon.ca: Tools & Home Improvement
20pcs Engine Oil Crush Washers Drain Plug Gaskets 10mm ID. 16mm OD. for Car | Walmart Canada