JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6G - M30 x 1 FHH 59 mm is an intermediate-precision

59 mm is an intermediate-precision reaming tool made from M2 high-speed steel

reduces heat at the tool

this relates to blanks ready to machine into your reamer size

The neck-type geometry enhances stability in tight pockets and long reaches

Coating: AcuRea hard-surface multi-layer nano chrome coating

JBO Thread Plug Gauge - Metric Fine Go/No-Go - Left Hand - 6G - M30 x 1 FHH 59 mm is an intermediate-precisionThe JBO Thread Plug Gauge is a precision tool designed to verify metric fine threaded holes. Specifically tuned for left hand M30 x 1 threads (6G), its Go No Go design lets you confirm fit quickly and confidently while eliminating guesswork. Go No Go quick check for accurate threading: Quickly determine whether a hole accepts the thread or is out of tolerance with a single inspection, reducing downtime and rework. Left Hand metric fine thread