JBO Thread Ring Gauge (GO) - Electrical Conduit - Right Hand - 8g - M8 x 1 ER Mini Collet Chucks ISO H5 tolerance for precise

ISO H5 tolerance for precise bore sizes: Ensures holes stay within tight spec (-0/+0

unambiguous results to keep production moving and minimize downtime

helping maintain a sharp edge across metals and plastics

unambiguous pass/fail indication to identify non‑conforming threads and prevent incorrect assemblies

it features a left-hand spiral flute and right-hand cutting for versatile reaming setups

JBO Thread Ring Gauge (GO) - Electrical Conduit - Right Hand - 8g - M8 x 1 ER Mini Collet Chucks ISO H5 tolerance for preciseThe JBO Thread Ring Gauge GO for M8 x 1 is a precision inspection tool designed to verify external thread diameters quickly and reliably. Tailored for electrical conduit applications and a range of threaded components, it helps technicians, inspectors, and fabricators confirm that each part matches standard thread profiles before installation. Built as a GO gauge for right hand M8 x 1 threads (8g tolerance), it provides a stable, repeatable reference