JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 5H - M3.5 x 0.25 Endmill25 High-speed performance with precision balance:

High-speed performance with precision balance: Rated up to 25

and ISO H4 tolerance—made to order for tight

The 2-flute design enables efficient chip evacuation

resisting wear and maintaining dimensional stability for reliable

with a 24–48 hour despatch window to ensure you receive the exact size and quality required for your project

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 5H - M3.5 x 0.25 Endmill25 High-speed performance with precision balance:The JBO Thread Plug Gauge is a precision tool for testing metric fine threaded holes. Designed for engineers, machinists, quality inspectors, and assembly teams, it verifies that a hole meets the M3. 5 x 0. 25 fine pitch standard with a simple Go No Go check and a right hand orientation that matches common production threads. The dual ended design lets you quickly pass or fail a hole, helping prevent misfits and rework in manufacturing and assembly