The JBO Thread Plug Gauge is a precision inspection tool designed to verify metric fine-thread holes with confidence
delivering repeatable results with each pass
Neck length adjustability: Neck length can be leveraged with rake-angle considerations for different milling operations
and coolant-assisted operation helps you complete bore work more quickly
while the straight shank ensures reliable seating and alignment in your machine setup
JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M75 x 1.5 FLH The JBO Thread Plug GaugeThe JBO Thread Ring Gauge (GO) Metric Fine is a precision inspection tool designed to quickly verify external thread diameters to the M75 x 1. 5, right hand, fine pitch standard. Its ideal for engineers, machinists, quality teams, and workshop use, helping you confirm threaded components meet exact dimensional requirements with reliable, repeatable results. Built from hardened steel, this gauge delivers outstanding durability and wear resistance for