Professional-grade Do not Duplicate locksmith stamp, CNC-machined from hardened tool steel. Crisp, permanent impression on keys, metal blanks, and other materials. Built for daily shop use.
Stamp Details
Text: Do not Duplicate
Size: 3/32" letter height
Material: Hardened carbon tool steel
Use: Keys, key blanks, metal, leather
📋 Product Notes & Details
" Do not duplicate" Stamp for Metals, and Leather. This is in 3/32" size.
This stamps is intended for marking hard metals. It will also mark softer steels/materials as well.
Available in any size you need — just contact us, Larger stamps produce more detailed impressions.
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Locksmith Grade
Built for professional use
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Made in USA
CNC-machined tool steel
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Lifetime Warranty
Will not wear out
💡 Need Help or Have Questions?
Contact us — we help restorers and makers every day and are happy to walk you through your project.
All RestoStamps products are made to order in the USA from hardened tool steel. Stamps mark hardened and soft metals alike. Typical lead time is 1–2 weeks. Lifetime warranty included on every stamp.