Theres no rust or major imperfections.
Vintage AAR Steel Wheel Gauge Railroad Machinist Tool Pass Scrap Flange Gage
Vintage Test Gage The Ashton Valve Co with New York Air Brake initials
Railroad AAR Steel Wheel Gage S-630 Precision Gage & Tool Q14.11-35 Made in USA
Vintage Chicago Railway Equipment Max Wear Gage AAR Rule 63 Railroad Tool CREO
Vintage ChicagoRailway Equipment Max Wear Gage AAR Rule 63 Railroad Tool CREO T1
Pratt & Whitney AAR Condemning Gage for 1 1/2" Flange 1956 - Marked NYC 1965