Coating: AcuRea coating (M35 Cob) – hard surface multi-layer nano chrome
It adheres to DIN 8051 B taper shank with ISO H5 tolerance and uses K10 carbide for durability
while the 45° helix design improves stability and reduces tool deflection
durable carbide with a wear‑resistant coating
while the AcuRea coating enhances wear resistance
JBO Thread Plug Gauge - Metric Fine Go/No-Go - Right Hand - 6H - M4.5 x 0.5 M&D Coating: AcuRea coating (M35 Cob)JBO Thread Plug Gauge Metric Fine Go No Go, Right Hand, 6H, M4. 5 x 0. 5 is a precision inspection tool designed to verify metric fine threaded holes. Its ideal for engineers, machinists, QA teams, and hobbyists who need fast, reliable checks to ensure mating parts fit correctly. This gauge is sized for the 6H tolerance class to support consistent, repeatable results in everyday production. Go No Go design for fast, unambiguous inspection: Allows