9. 20.3615.10-BL Birel M6 Countersunk Washer

This M6 countersunk conical washer from Birel is a reliable choice. It offers excellent functionality and is built to last.

To use this M6 countersunk washer, simply place it on the bolt or screw where you need it, with the conical side facing down. When installing, make sure it fits snugly. As for maintenance, keep it clean and dry to prevent rust. If you notice any signs of wear, it might be time to replace it. Also, avoid using excessive force when tightening to prevent damage to the washer.