JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6G - M40 x 1 Milling Cutter Arbors The listing’s “in stock” status

The listing’s “in stock” status refers to blanks ready to be manufactured into your reamer

helping reduce rework and ensure consistent fits across parts

The durable W-coated carbide and notch-free neck extend tool life and reduce downtime

The radius edge enables smooth and efficient cutting

and the unique left-hand flute geometry supports clean chip evacuation and a controlled cut under manual operation

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6G - M40 x 1 Milling Cutter Arbors The listing’s “in stock” statusThe JBO Thread Plug Gauge is a precision inspection tool designed for metric fine threads. This Go No Go gauge delivers fast, definitive checks of threaded holes, helping engineers, technicians, buyers, and hobbyists ensure components will thread together cleanly. Designed for right hand M40 x 1 threads in the 6G class, its hardened steel body provides durable, repeatable performance in busy workshops. Go No Go design for fast, decisive checks: