JBO Thread Plug Gauge (NoGo) - Metric Fine - Left Hand - 6H - M78 x 2 Tapping Chucks HSS‑E (M35 cobalt) construction for

HSS‑E (M35 cobalt) construction for long tool life: The cobalt-enriched steel resists wear and stays sharp through more holes

30 mm straight-shank carbide reamer is a precision finishing tool designed to bring holes to ISO H4 tolerance with a clean

the Toolex Reamer helps you achieve concentric bore quality with minimal rework

Designed for machinists working on molds and dies

Manufactured to order by Toolex Ltd (DIN 8089 compliant)

JBO Thread Plug Gauge (NoGo) - Metric Fine - Left Hand - 6H - M78 x 2 Tapping Chucks HSS‑E (M35 cobalt) construction forThe JBO Thread Plug Gauge (NoGo) Metric Fine is a precision inspection tool designed to verify internal threads in metric fine applications. It's ideal for engineers, machinists, quality inspectors, and shop technicians who need fast, reliable checks to ensure holes meet specification. Constructed from hardened steel for durability, the gauge combines a precise NoGo measurement with a left hand thread orientation and the M78 x 2 size (6H tolerance).