Product Description
M4 metric A4 stainless steel penny repair washers, available in 12mm, 20mm and 25mm outside diameters.
These large outside diameter flat washers are designed to spread clamping load over a wider surface area than a standard flat washer. They are commonly used for repair work, oversized holes, softer materials, sheet materials, bodywork, panels and general fastening applications.
Manufactured from A4 stainless steel, also known as 316 stainless steel or marine grade stainless steel, they offer excellent corrosion resistance for marine, coastal, outdoor, engineering and maintenance applications.
- M4 metric penny repair washers
- A4 marine grade stainless steel, also known as 316 stainless steel
- Large outside diameter flat washer pattern
- 4mm internal diameter
- 12mm, 20mm and 25mm outside diameter options
- 1.2mm thickness
- Useful for spreading load, repairs, panels and oversized holes

| A | B | C |
| 4mm | 12mm | 1.2mm |
| 4mm | 20mm | 1.2mm |
| 4mm | 25mm | 1.2mm |
Please Note: Specifications given are intended as a guide only. If critical to your project please check with us first.