JBO Thread Ring Gauge (GO) - UNC - Right Hand - 3A - 7/16 x 14 Hydraulic Expansion Chucks this reamer combines durable M2

this reamer combines durable M2 HSS with a left-hand spiral flute for efficient chip control and a straight shank for easy handling

This reamer is produced to order from stocked blanks and ships within 24–48 hours

Flutes: 2-flute geometry for efficient chip formation and smooth finishes

and finish parts with reproducible quality across batches

and multi-flute geometry provides reliable performance under demanding conditions

JBO Thread Ring Gauge (GO) - UNC - Right Hand - 3A - 7/16 x 14 Hydraulic Expansion Chucks this reamer combines durable M2The JBO Thread Ring Gauge (GO) for UNC is a precision inspection tool designed to verify external thread diameters on fasteners and components. Built for engineers, buyers, tradespeople, hobbyists, and quality control teams, it helps you quickly confirm that right hand UNC threads meet the exact 7 16 x 14 standard with reliable, repeatable results. Crafted from hardened steel, this GO gauge delivers durability and wear resistance for long service life