JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M58 x 1.5 FLH DIN 8051 B / ISO

DIN 8051 B / ISO H5 tolerance taper shank: Ensures precise

combined with the tapered shank and specialized flute geometry

Manufacturing: Manufactured to order

10 mm with DIN 8051 B tolerance (D = ISO H5)

Material: HSS‑E (M35 cobalt variant) for improved wear resistance

JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M58 x 1.5 FLH DIN 8051 B / ISOThe JBO Thread Ring Gauge (GO) Metric Fine is a precision inspection tool designed to verify external metric threads with accuracy and reliability, making it ideal for engineers, machinists, and quality control teams who need fast go no go checks on threaded components. Specifically configured for left hand M58 x 1. 5 threads with a 6g tolerance, this gauge pairs precise dimensions with a durable, hardened steel construction that resists wear in