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Wide shank range (3–32 mm): Supports a broad variety of cutting tools with a secure
0 mm for precise contouring across small features
producing precise edges with minimal chipping
With durable construction and straightforward use
and pocketing across a range of materials
JBO Thread Ring Gauge (NoGo) - UNJF - Left Hand - 2A - 1/4 x 28 Hex Key Drill Chuck Wide shank range (3–32 mm):The JBO Thread Ring Gauge (NoGo) is a precision tool for verifying external UNJF threads. Designed for left handed 2A classes in 1 4 x 28, it helps manufacturers, automotive, and aerospace teams quickly confirm correct thread fit and function. NoGo design for fast, unambiguous conformance checks: Quickly identify non conforming threads during inspection, reducing guesswork and rework and keeping assemblies safe and functional. Calibrated for UNJF
