JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6h - M40 x 1.5 Power Milling Chucks Cutting length and shank: Stub

Cutting length and shank: Stub cut length of 9 mm combined with a 6 mm shank for enhanced rigidity and reduced deflection on small features

Edge geometry: Radius edge provides smooth contouring

The 30° helix reduces thrust and cutting resistance

The tapered shank provides a secure

this end mill distributes cutting edges to reduce cutting forces and promote efficient chip evacuation

JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6h - M40 x 1.5 Power Milling Chucks Cutting length and shank: StubJBO Thread Ring Gauge (GO) Metric Fine Right Hand 6h M40 x 1. 5 is a precision tool for verifying external thread diameters and pitch. Designed for engineers, machinists, quality inspectors, and maintenance teams, it provides a reliable go no go check to confirm components meet the M40 x 1. 5, 6h, right hand standard. Crafted from hardened steel, it resists wear in busy workshops, delivering durable, repeatable measurements that support consistent