JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6e - M22 x 2 ER Mini Collet Chucks Built for metalworking professionals and

Built for metalworking professionals and serious hobbyists

and hobbyists tackling demanding angled contours

Fixed 75 mm gauge length for reliable alignment: provides consistent insertion depth and balance in BT40 spindles

They’re built to work with ER32 tool holders and are compatible with standard ER32 collet nuts

making it a versatile choice for small-radius details and smooth finishes

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6e - M22 x 2 ER Mini Collet Chucks Built for metalworking professionals andThe JBO Thread Ring Gauge (GO) Metric Fine Right Hand 6e M22 x 2 is a precision measurement tool designed to verify external thread diameters with accuracy and reliability. It serves inspectors, machinists, and quality teams across industries by providing a clear go no go check for metric fine threads. Crafted from hardened steel, this ring gauge delivers durability and wear resistance in busy workshops and production lines. Its right hand design and