Home / Crimp Tool Gauges / Gauges / G649 G649 GAGE GO .4125 NO-GO .4175 Add to quote SKU: G649 Category: Gauges Description Description GAGE GO .4125 NO-GO .4175 Related products Gauges G1005 GAGE GO .0690 NO-GO .0740 – M309 Gauges G1001 GAGE GO .0360 NO-GO .0410 – M309 Gauges G1014 GAGE GO .0820 NO-GO .0880 Gauges G1009 ^GAGE GO .0990 NO-GO .1070