Goliath BSPT Thread Ring Gauge Go 1-1/2" | AIMS Industrial

• Go ring gauges and No-Go ring gauges are separate products

• Supplied with manufacturer inspection certificate

• Durable high precision gauge

Go of thread ring gauge controls the workpiece's external thread's pitch diameter and minor diameter's maximum physical size. Go thread ring gauge should be screwed onto the thread and the thread's small end should be within the ring gauge's step end (-) and large end (+), or be flush with one of the gauge ends to ensure thread conformity.