Metric Left-Hand Thread Ring & Plug Gauge M41-M42 6g6h 6H Go/No-Go

This precision tool is designed for accurately assessing the compatibility of left-hand threaded components. Featuring an M41-M42 sizing, the gauge ensures that both the external and internal threads meet exacting 6g6h and 6H tolerances. The Go/No-Go function allows for quick and efficient verification, making it an essential instrument for quality control in manufacturing and engineering applications. Attribute_name: Thread gauge Manufacture country: China Instructions included: No