JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 5H - M6 x 0.25 Face Mill Arbors - Through Coolant 5 precision rating: Delivers repeatable

5 precision rating: Delivers repeatable tool positioning across production runs

The left-hand flute aids chip evacuation during reaming

Right-Hand Metric Fine Thread (M38 x 1

Angle: 120° countersink angle for accurate chamfers

secure tool changes and reliable performance across a variety of machining tasks

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 5H - M6 x 0.25 Face Mill Arbors - Through Coolant 5 precision rating: Delivers repeatableThe JBO Thread Plug Gauge is a precision Go No Go tool designed for metric fine threads. Built for right hand threads in M6 x 0. 25 with a 5H tolerance, it helps ensure internal threads in housings, fixtures, and components are within specification. The compact, dual ended design lets you quickly verify whether a threaded hole is within tolerance. Go No Go dual ends for fast, reliable hole inspection: Quickly verify whether internal threads meet the