JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M64 x 4 Hydraulic Expansion Chucks more consistent hole finish with

more consistent hole finish with stable cutting action

K10 Intermediate Precision: Durable carbide construction provides long tool life and stable

and fewer touch-ups

Through coolant for cooler cutting and chip evacuation: Through coolant design helps remove chips and keeps temperatures down for better finishes and longer life

planning for a 24–48 hour despatch window helps you schedule production with confidence

JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6H - M64 x 4 Hydraulic Expansion Chucks more consistent hole finish withThe JBO Thread Plug Gauge (GO) is a precision inspection tool designed to verify internal metric threads in holes to exact standards. This GO gauge is the Metric Fine variant, right handed, sized for M64 x 4 with a 6H tolerance, making it ideal for engineers, machinists, and quality teams who need quick, reliable thread checks. It helps ensure parts fit together correctly before assembly, reducing rework and transport delays. Crafted from hardened