JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M22 x 2 Power Milling Chucks Our ultra high precision ER40

Our ultra high precision ER40 collets are designed to clamp round shank tools in an ER40 collet chuck with exceptional accuracy

This tool delivers reliable pocketing and profiling across challenging molds

it stands up to wear and maintains sharpness for longer tool life

Dispatch times and stock notes reflect Toolex’s order-based manufacturing process

Engineered with a 160 mm gauge length and built from high-quality materials

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6H - M22 x 2 Power Milling Chucks Our ultra high precision ER40The JBO Thread Plug Gauge is a precision tool designed for metric fine threads, specifically calibrated for left hand M22 x 2 holes with a 6H tolerance. Its an essential inspection accessory for machinists, technicians, and quality control professionals who need quick, reliable checks during assembly or maintenance. Engineers and shop floor personnel will appreciate its rugged Go No Go design that enables fast, decisive hole verification. With this