JBO Thread Ring Gauge (GO) - BSP (G) - Left Hand - Tol. A - 3/8 x 19 Tapping Chucks with added neck taper that

with added neck taper that improves rigidity and reach in deep cavities

This combination supports repeatable hole finishes with minimal rework and reliable performance across materials

275 mm in diameter for tight-tolerance applications

The JBO Thread Ring Gauge (GO) - Metric Fine - Right Hand - 6g - M90 x 3 is a precision GO gauge designed to quickly verify external thread diameters on metric fine threads

Standard & Brand: DIN 212-B specification

JBO Thread Ring Gauge (GO) - BSP (G) - Left Hand - Tol. A - 3/8 x 19 Tapping Chucks with added neck taper thatJBO Thread Ring Gauge (GO) for BSP (G) threads, Left Hand, Tol. A, 3 8 x 19, is a precision tool designed to verify external thread diameters on pipe fittings and connectors. This go style gauge helps inspectors and technicians quickly confirm that threads match BSP (G) standards and will seal properly when installed. Ideal for plumbing, fluid handling, and engineering environments, the gauge supports accurate, repeatable checks across job sites and