WG-3 adjustable fillet weld gauge with unequal leg measurement feature.
WG-1, Hi-Lo Welding Gage
WG-2, Economy Single Purpose HI-LO Welding Gage
WG-4, Bridgecam Gauge
WG-5, "V-Wac" Weld Gauge
WG-6, Automatic Weld Size Weld Gauge