Home / Crimp Tool Gauges / Gauges / G420 G420 GAGE GO .0490 NO-GO .0540 Add to quote SKU: G420 Category: Gauges Description Description GAGE GO .0490 NO-GO .0540 Related products Gauges G1006 GAGE GO .0760 NO-GO .0810 – M309 Gauges G1017 GAGE GO.2190 NO-GO.2250 Gauges G1010 ^GAGE GO .0280 NO-GO .0420 Gauges G1023 GAGE GO.1225 NO-GO.1295