For instructions on how to stamp the washers, see my post here. You can order the stamping set from Harbor Freight online for $5 (plus $7 shipping).
And as long as I'm on the subject of stamped washers...
Check out all my posts with stamped washer projects.
|Zipper Pull Tab||Grandpa Keychain||Dad Keychain|
|Grad Keychain||Washer Earrings||T-shirt Bag Tags|
|How to Stamp a Heart||Washer Necklaces||Backpack Tags|
|Order Custom Stamped Washers from my Shop|