JBO Thread Plug Gauge - UNC Go-No/Go - Left Hand - 2B - No. 1 x 64 Face Mill Arbors - Through Coolant BT/DV40 Compatibility: Engineered to fit

BT/DV40 Compatibility: Engineered to fit BT/DV40 spindle systems and other compatible interfaces for fast

This reamer is designed for engineers and machinists who demand accurate hole sizes and clean finishes

Accurate GO threading verification: Quickly confirms external thread diameters to metric fine standards (M58 x 1) with a clear GO indication

including intricate channels

JBO Thread Plug Gauge - UNC Go-No/Go - Left Hand - 2B - No. 1 x 64 Face Mill Arbors - Through Coolant BT/DV40 Compatibility: Engineered to fitThe JBO Thread Plug Gauge is a UNC Go No Go left hand thread plug gauge designed to quickly and accurately verify threaded holes to Unified thread standards. Sized No. 1 x 64, its a practical tool for shops and QA teams in manufacturing, automotive, and aerospace environments that rely on precise thread checks to keep assemblies fitting correctly. Crafted for reliability in busy production settings, this gauge combines precise dimensions with a