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🕵️♂️ Spot fakes fast—because your money deserves the truth!
The Dri Mark 351B1 Counterfeit Bill Detector Marker Pen is a pocket-sized, chemically sensitive tool designed to instantly verify the authenticity of U.S. currency from 1959 onward. Featuring three times more ink than standard markers, it offers extended use and reliable fraud detection with a simple color change—amber for genuine bills and dark for counterfeit. Made in the USA, this lightweight pen is an essential companion for professionals who demand quick, trustworthy money loss prevention.
| Manufacturer | DRI-MARK PRODUCTS |
| Brand | Dri Mark |
| Model Number | 351B-1 |
| Product Dimensions | 19.05 x 8 x 1.65 cm; 13.61 g |
| Colour | Black |
| Material Type | Not Appilcable |
| Number of Items | 1 |
| Size | 1 Pack |
| Manufacturer Part Number | 351B1 |
| Item Weight | 13.6 g |
F**G
No funciona muy bien
Lo use en una hoja de maquina y marco negro. Luego lo use en un billete de dolar en tres puntos distintos y en todos dio un tono diferente. En lo personal, no me ayuda mucho
F**S
Fonctionne bien
Fonctionne bien
L**Z
works
Good works
A**Z
Great price good quality.
After getting a fake 20 here in Canada we opted to get this to check USD this has saved us over $60 so far. Well worth the money
S**E
Works well
It works perfectly and on all kind of money. Fast shipping and will again.
Trustpilot
1 month ago
2 days ago