JBO Thread Plug Gauge (NoGo) - Metric Fine - Left Hand - 6H - M68 x 1.5 End Mill Holders and integrates smoothly with common

and integrates smoothly with common machine tools—from manual mills to CNC setups

spiral-flute reamer engineered for intermediate-precision hole finishing

while the M2 high-speed steel core delivers extended tool life under regular reaming workloads

comfortable hold for fast

This tool is designed to deliver reliable performance across a range of materials

JBO Thread Plug Gauge (NoGo) - Metric Fine - Left Hand - 6H - M68 x 1.5 End Mill Holders and integrates smoothly with commonThe JBO Thread Plug Gauge (NoGo) Metric Fine Left Hand 6H M68 x 1. 5 is a precision measuring tool designed to verify internal threads in metric fine pitch holes. Its a reliable gauge for engineers, buyers, tradespeople, hobbyists, and non technical customers who need quick, confident checks that holes meet exact size and tolerance requirements. Built to withstand daily shop use, this NoGo plug gauge uses hardened steel construction and a metric fine