M4x12x1mm Flat Washers, 100PCS Aluminum Automotive Drain Plug Gaskets, Silver

Flat washer combinations can be used to secure bolts with a diameter smaller than the washer hole, suitable for a variety of applications including interior decoration, outdoor construction, electrical maintenance and furniture repair. Suitable for industrial, automotive, electrical, marine and home projects.

Specifications
Color: Silver
Material: Aluminum
Inner diameter: 4mm / 0.16 inch
Outer diameter: 12mm / 0.47 inch
Thickness: 1mm / 0.04 inch
Package Includes: 100 x Flat Washers

Advantage
Made of aluminum material, smooth surface, no burrs, durable, high strength, good corrosion resistance and wear resistance, providing a tighter seal
Our washers can fit screws, nuts and bolts of the same size, providing a larger bearing surface, thereby reducing pressure and friction, and can effectively prevent leakage and loosening.

Instruction
O-ring washers are used with nuts and bolts and provide a larger bearing surface to prevent the nut or bolt head from tearing the fastened material.

Note: When selecting washers, always choose washers that match your existing fasteners. Regularly replacing drain plug washers can reduce the risk of oil leaks and ensure proper engine operation.