JBO Thread Ring Gauge (NoGo) - UNF - Right Hand - 3A - 1 1/8 x 12 End Mill Holders 97 mm diameter is ground

97 mm diameter is ground to ISO H5 tolerance (-0/+0

enabling predictable cuts and reduced tool wear even on tougher materials

91mm is a precision tooling solution designed for finishing holes with strict size control

Its straight shank is designed for easy clamping in standard toolholders and collets

The Toolex Reamer features a left-hand spiral flute with right-hand cutting and comes in a 45

JBO Thread Ring Gauge (NoGo) - UNF - Right Hand - 3A - 1 1/8 x 12 End Mill Holders 97 mm diameter is groundThe JBO Thread Ring Gauge (NoGo) for UNF right hand threads is a precision inspection tool designed to verify external thread diameters on fasteners and threaded components. Sized specifically for 1 1 8 x 12 UNF, this gauge helps manufacturing, automotive, and aerospace teams quickly confirm that threads meet Unified standards. The NoGo design provides an immediate visual indication when a thread is out of tolerance, helping prevent improper fitment