JBO Thread Plug Gauge - Metric Coarse Go/No-Go - Right Hand - 4H - M6 x 1 Die & Mould Collet Chucks it combines left-hand spiral flute

it combines left-hand spiral flute with right-hand cutting and through coolant to maintain accuracy and clean chip evacuation during finishing passes

and strict tolerance helps you complete projects faster with fewer adjustments and better overall hole quality

helping the tool maintain sharpness and extend life in demanding runs

Its left-hand spiral flute combined with right-hand cutting delivers controlled material removal and clean

helping you maintain consistent finishes across a variety of materials

JBO Thread Plug Gauge - Metric Coarse Go/No-Go - Right Hand - 4H - M6 x 1 Die & Mould Collet Chucks it combines left-hand spiral fluteDesigned for metric coarse threads, the JBO Thread Plug Gauge lets technicians quickly verify hole readiness. It features a right hand M6 x 1 configuration with a 4H tolerance to support consistent, repeatable checks in quality control workflows. Go No Go inspection design: Enables fast pass fail checks for metric coarse thread holes, helping you confirm acceptance or identify needed rework in seconds. Hardened steel construction: Built to withstand