Japan Parts Shop / Cedar Cup Washers. Quantity: 10. Material: Stainless steel. Size: A: 0.18 inches (4.5 mm). B: 0.06 inches (1.6 mm). C: 0.06 inches (1.6 mm). Stainless steel flat cup washers. For small bass lures with a wire diameter of 0.06 inch (1.6 mm) or less, it is compatible with thinner heatons.