JBO Thread Ring Gauge (NoGo) - BSW - Right Hand - Medium Class - 5/8 x 11 Face Mill Arbors - Anti-Vibration and deliver consistent results across

and deliver consistent results across jobs that demand exact bore sizes

is a precision carbide end mill with a square edge and two flutes

designed to quickly verify threaded holes with confidence

Built from HSS-E (M35 cobalt) and finished with a straight shank

and workshop users who demand repeatable hole sizes and clean

JBO Thread Ring Gauge (NoGo) - BSW - Right Hand - Medium Class - 5/8 x 11 Face Mill Arbors - Anti-Vibration and deliver consistent results acrossThe JBO Thread Ring Gauge (NoGo) is a precision inspection tool designed to verify external threads. It is specifically calibrated for British Standard Whitworth (BSW) right hand threads: 5 8 inch diameter with 11 threads per inch. Ideal for manufacturing, automotive, aerospace, and workshop environments, this gauge helps ensure threaded components meet standard diameters and fit requirements. Its NoGo design provides an immediate pass fail indication