JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6g - M1.6 x 0.35 ER Mini Collet Chucks stub-length with left-hand spiral flute:

stub-length with left-hand spiral flute: Provides rigid

5 balanced for smooth operation: Reduces vibration for steadier cuts

and reliable tool performance

The Omega DV40 ER Collet Chuck (Mini ER11) is a compact

Center-cutting

JBO Thread Ring Gauge (NoGo) - Metric Coarse - Left Hand - 6g - M1.6 x 0.35 ER Mini Collet Chucks stub-length with left-hand spiral flute:The JBO NoGo Ring Gauge for Metric Coarse threads is a compact, reliable tool for checking external thread diameters. Designed for left hand coarse threads (M1. 6 x 0. 35, 6g), it helps engineers, machinists, and quality professionals quickly verify parts meet exact standards. Built from hardened steel and finished with a knurled outer edge for secure handling, this gauge also features a small red alignment mark to speed orientation during