JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M64 x 1.5 Hydraulic Expansion Chucks Its stub length and straight

Its stub length and straight shank provide rigidity and compatibility with standard toolholding

This reamer adheres to DIN 206-B standards and carries ISO H5 tolerance for dependable fit in finished holes

making setup quick and compatible with many machining setups

quality staff

Left-hand spiral flute with through coolant: efficient chip evacuation and cooling paired with a controlled cutting action for cleaner holes and longer tool life in through-hole applications

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 4h - M64 x 1.5 Hydraulic Expansion Chucks Its stub length and straightThe JBO Thread Ring Gauge (GO) Metric Fine Right Hand 4h M64 x 1. 5 is a precision inspection tool designed to verify external thread diameters with confidence. It helps engineers, machinists, quality teams, and shop technicians quickly determine whether threaded components meet exact metric fine thread specifications. Designed for reliable, realworld use, this GO gauge provides a clear, fast pass fail check for M64 x 1. 5 threads in the metric fine