Home / Crimp Tool Gauges / Gauges / G503 G503 ^GAGE GO .1235 NO-GO .1285 Add to quote SKU: G503 Category: Gauges Description Description ^GAGE GO .1235 NO-GO .1285 Related products Gauges G1004 GAGE GO .0610 NO-GO .0660 – M309 Gauges G1023 GAGE GO.1225 NO-GO.1295 Gauges G1003 GAGE GO .0520 NO-GO .0570 – M309 Gauges G1012 GAGE GO .4855 NO-GO .4925