JBO Thread Plug Gauge (GO) - UNC - Right Hand - 2B - 2 1/2 x 4 Power Milling Chucks Left-Hand Spiral Flute with Right-Hand

Left-Hand Spiral Flute with Right-Hand Cutting: Promotes efficient chip evacuation and predictable cutting action for clean

With balanced performance at high speeds

This makes it ideal for professional shops

and a straight shank for dependable performance in demanding metalworking tasks

2 is a compact

JBO Thread Plug Gauge (GO) - UNC - Right Hand - 2B - 2 1/2 x 4 Power Milling Chucks Left-Hand Spiral Flute with Right-HandThe JBO Thread Plug Gauge (GO) is a precision tool used to verify internal UNC threads in holes, helping manufacturers, automotive suppliers, aerospace shops, and shop floor technicians confirm hole quality. The no go design helps quickly identify non conforming threads, supporting proper fitment and reliable assembly. Sized for a 2 1 2 x 4 profile with a right hand thread and 2B tolerance, this GO gauge enables quick, repeatable GO checks that drive