JBO Thread Ring Gauge (GO) - BSP (G) - Left Hand - Tol. A - 3/8 x 19 Tapping Chucks Through coolant with left-hand spiral

Through coolant with left-hand spiral flute: efficient chip evacuation and cooling during cutting

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

275 mm in diameter for tight-tolerance applications

Standard & Brand: DIN 212-B specification

JBO Thread Ring Gauge (GO) - BSP (G) - Left Hand - Tol. A - 3/8 x 19 Tapping Chucks Through coolant with left-hand spiralJBO 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