JBO Thread Plug Gauge - Metric Coarse Go/No-Go - Left Hand - 6H - M1.6 x 0.35 Face Mill Arbors Crafted from premium carbide and

Crafted from premium carbide and enhanced with a durable W coating

The short length enhances rigidity for accurate work in confined spaces

Carbide Construction for Extended Tool Life: High hardness and wear resistance reduce tool changes and downtime across multiple materials

making it ideal for smooth radii

and through‑coolant delivery supports dependable

JBO Thread Plug Gauge - Metric Coarse Go/No-Go - Left Hand - 6H - M1.6 x 0.35 Face Mill Arbors Crafted from premium carbide andThe JBO Thread Plug Gauge is a precision tool designed to verify metric coarse thread holes with confidence. Its ideal for machinists, quality inspectors, engineers, and hobbyists who need quick, reliable confirmation that a hole will accept a mating M1. 6 x 0. 35 coarse thread component. Built for left hand applications, this gauge combines accuracy with practicality to keep your production or workshop workflow moving smoothly. Go No Go design for