JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M105 x 4 RPTECH Toolex Hand Reamer is a

Toolex Hand Reamer is a precision finishing tool designed for machinists who demand exact hole sizes and consistent finishes

This combination of precise synchronization

2 for precise fillets (available in multiple radii across the line)

clean countersinks with a 60° shallow chamfer

making it suitable for production work

JBO Thread Ring Gauge (NoGo) - Metric Fine - Right Hand - 6g - M105 x 4 RPTECH Toolex Hand Reamer is aMeet the JBO Thread Ring Gauge (NoGo) in Metric Fine a precise, right hand gauge designed to verify external thread diameters with confidence. Sized for M105 x 4 and a 6g tolerance class, its ideal for inspectors, machinists, and technicians who need fast, repeatable checks on fasteners, fittings, and threaded components. Accurate NoGo verification for metric fine threads: Quickly confirms whether external threads meet the target size (M105 x 4) so