3 balance: Designed for demanding speeds up to 15
with longer tool life and more dependable setup
Designed to deliver accurate hole finishes
improving edge quality and making profiling and slotting operations turn out with minimal finishing work
8 mm diameter with a 20 mm length
JBO Thread Ring Gauge (GO) - Metric Coarse - Right Hand - 6g - M30 x 3.5 Hydraulic Expansion Chucks 3 balance: Designed for demandingThe JBO Thread Ring Gauge GO, Metric Coarse, Right Hand, 6g, M30 x 3. 5, is a precision inspection tool used to verify external threads. It lets technicians quickly confirm that threaded components match the exact metric coarse standard, helping ensure proper fit and reliable performance in assemblies. Built from hardened steel for lasting wear resistance, this gauge is designed for everyday quality checks in manufacturing, engineering labs, and