JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M20 x 0.75 ER Collet Chucks making it suitable for repeated

making it suitable for repeated production runs where precision matters

so you can determine whether a hole meets the standard without trial-and-fit

reduce scrap and rework

M2 HSS with ISO H5 tolerance: Durable cutting edge combined with tight hole-size control (-0/+0

smooth finishes in metalworking

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M20 x 0.75 ER Collet Chucks making it suitable for repeatedThe JBO Thread Ring Gauge GO Metric Fine is a precision tool designed to verify external thread diameters on threaded components. Ideal for engineers, inspectors, buyers, tradespeople, and hobbyists, it helps ensure parts meet the M20 x 0. 75, right hand metric fine specifications with quick and reliable checks. Crafted from hardened steel, this GO gauge delivers exceptional durability and wear resistance for long lasting performance in demanding work