paired with a DIN 8051 B tolerance (ISO H5) for consistent hole size
Its square end geometry delivers clean pockets and sharp corners
adjustable locking mechanism so you can tighten or loosen the collet as needed while maintaining precise grip and stability during operation
helping prevent breakage during heavy milling and prolonging tool life in tough materials
A wide range of corner radius options lets you match the profile to your feature without swapping tools
JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M15 x 0.5 Power Milling Chucks paired with a DIN 8051The JBO Thread Ring Gauge (GO) Metric Fine Right Hand 6g M15 x 0. 5 is a precision go gauge designed to quickly verify external thread diameters on fasteners, fittings, and machined parts. Its ideal for engineers, quality inspectors, machinists, and assembly teams who need reliable, in spec threads every time. With its meticulous design, this GO gauge helps ensure components meet the exact metric fine thread standard in a wide range of applications.