JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M5 x 0.5 Face Mill Arbors - Anti-Vibration 72 mm nominal diameter and

72 mm nominal diameter and a taper-shank interface

Durable hardened steel construction: Delivers long service life in demanding environments

it offers solid wear resistance for repeated reaming cycles

engineered to finish through-drilled holes with tight control over size and surface finish

Shank: Straight shank designed for standard hand reaming setups

JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M5 x 0.5 Face Mill Arbors - Anti-Vibration 72 mm nominal diameter andThe JBO Thread Ring Gauge (GO) Metric Fine Left Hand 6g M5 x 0. 5 is a precision inspection tool used to verify external thread diameters on threaded parts. Designed for metric fine threads, it enables quick go no go checks to ensure components meet the required minimum size and pitch, speeding up quality control in manufacturing and assembly environments. Made from hardened steel for durability, the GO ring resists wear in demanding workshop