The stamps in this 4mm set have an oil-free plated finish to protect against rust. They are labeled on the side for easy identification and orientation. These stamps are to be used with soft metals including gold, silver, copper, brass, and aluminum.
- Size: 4mm (will stamp letters approximately 4mm tall)
- Includes full alphabet and 7 bonus punctuation and design stamps
- Oil-free plated finish protects agains rust
- Labeled on the side