Highly effective and inexpensive tool for detecting bad bills. Simply make a small mark on U.S. currency. Chemically sensitive ink works instantly. An amber mark passes the test, while a dark brown or black mark means the bill is probably counterfeit. Works on all new design U.S. currency (bills series 1959 and later). Counterfeit Bill Detector Type: Pen; Marking Color: Amber; Counterfeit Indication Mark: Black; Dark Brown; Currency: U.S.
References
^ Dri-mark 3513b Drimark Dri Mark Counterfeit Detector Pens, Dri-Mark. Newegg. UPC 070889035134 (revised Sep 2018)^ Dri-mark 3513b Drimark Dri Mark Counterfeit Detector Pens, Dri-Mark. NeweggBusiness. UPC 070889035134 (revised Sep 2018)
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