Those are 1 character space = letter, number, space, or punctuation mark. Stainless steel material (U.S.A. import - 304 grade) will never rust and
U.S. DOG TAGS PAIR SET PERSONALISED MILITARY ARMY STAINLESS STEEL - THEDOGTAGCO
Real Debossed Military Dog Tags Dogtags Custom Personalized Made in USA for You
Personalized Military Dog Tags - The Entertainment Contractor
The Fixx ID Dog Tag in Sleek, Matte Finish
Military Dog Tag Necklace - Stainless Steel - Laser Engraved – My Custom ID™
U.S. Military Dog Tags by Branch, Tactical Experts
TOP GUN® CUSTOMIZABLE MILITARY DOG TAG NECKLACE – Top Gun Store
A Skylit Drive Military Dog Tag
Stainless Steel Military Dog Tag Chain Set - 27 inch and 4.5 inch
Black military style dog tag., Add your custom text up to 5 lines at 20 characters per line., Laser engraved text not embossed.
Personalized Black Dog Tag - Military Style With Engraved Text
Military Dog Tag Necklace Craft (Teacher-Made) - Twinkl
Military Dog Tags
Dog Tag History: How the Tradition & Nickname Started > U.S. Department of Defense > Blog