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 G1014 GAGE GO .0820 NO-GO .0880 Gauges G1016 GAGE GO .1490 NO-GO .1530 Gauges G1001 GAGE GO .0360 NO-GO .0410 – M309 Gauges G1004 GAGE GO .0610 NO-GO .0660 – M309