JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6h - M56 x 2 ER Collet Chucks this 80 mm diameter blade

this 80 mm diameter blade with a 22 mm bore

The long reach and four-flute design make it a dependable choice for demanding machining tasks that require both depth and accuracy

Taper shank in standard length: Fits securely in compatible chucks and guides the tool precisely

high-rigidity design reduces downtime from tool deflection in deep grooves

A practical choice for workshops and production environments that require precise hole finishing with minimal runout

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6h - M56 x 2 ER Collet Chucks this 80 mm diameter bladeThe JBO Thread Ring Gauge (GO) for Metric Fine threads is a dedicated go no go gauge used to verify external thread diameters quickly and reliably. Designed for engineers, machinists, QA teams, and craftsmen, it helps you confirm that threaded components meet the required M56 x 2 specifications with consistent results. Accurate Go No Go performance: A precise Go reading provides immediate pass fail indication for M56 x 2 threads, speeding inspections