JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M55 x 2 Hex Key Drill Chuck 005 mm): Delivers tight diameter

005 mm): Delivers tight diameter control so finished bores meet exact specifications

Rigid Tapping Precision: Engineered for rigid tapping

supporting longer tool life in daily production use

helping extend tool life and maintain bore quality

and the tool follows BS 328/4 standards as part of Toolex Ltd’s precision range

JBO Thread Plug Gauge (GO) - Metric Fine - Left Hand - 6H - M55 x 2 Hex Key Drill Chuck 005 mm): Delivers tight diameterThe JBO Thread Plug Gauge (GO) is a precision inspection tool designed to verify metric fine threaded holes. Its ideal for engineers, buyers, machinists, quality inspectors, and hobbyists who need fast, reliable checks to ensure internal threads conform to required size and pitch. Crafted from hardened steel for durability, this left hand GO gauge features a 6H tolerance and a precise M55 x 2 thread size. The knurled body provides a secure, non slip