JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 4H - M52 x 2 Boring Bar Blank Engineered for deep-pocket roughing and

Engineered for deep-pocket roughing and demanding milling

repeatable performance in your tapping tasks

Material: HSS‑E (high-speed steel with cobalt enhancement) for durability and heat resistance

2-flute design for efficient cutting and chip evacuation: stable performance with fast chip clearance

Its sharp cutting edges and optimized flute geometry promote efficient chip evacuation

JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 4H - M52 x 2 Boring Bar Blank Engineered for deep-pocket roughing andThe JBO Thread Plug Gauge (GO) Metric Fine Right Hand 4H M52 x 2 is a precision Go gauge designed to verify the acceptability of internal threads in threaded holes. It helps machinists, inspectors, engineers, and quality teams quickly confirm that a hole will accept a mating part that meets the M52 x 2, 4H metric fine specification. Crafted from hardened steel, this gauge delivers durable performance in busy workshops and demanding environments. Its