UNC Ring Gauges - Left Hand GO

UNC Left-Hand Ring Gauges – Go/No-Go – Hardened Tool Steel

Go/No-Go ring gauges designed for inspecting external left-hand Unified Coarse (UNC) threads. Precision-ground to ASME B1.1 standards and ideal for checking reverse-threaded components in quality control or production settings. Manufactured from hardened tool steel for long service life and consistent accuracy.

• Type: Unified Coarse Ring Gauge – Left-Hand (Go/No-Go)
• Thread Standard: ASME B1.1 UNC – LH
• Material: Hardened Tool Steel
• Available in a range of left-hand thread sizes
• Supplied with or without calibration certificate

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