JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M28 x 1 Boring Bar Blank Toolex Reamer - Straight Shank

Toolex Reamer - Straight Shank - Spiral Flute - Carbide - H5 - 1

The left‑hand spiral flute paired with right‑hand cutting delivers efficient material removal and a clean bore

ensuring your size is exact and ready to ship within 24–48 hours

and technicians tackling precision finishing tasks

intermediate precision HSS tool is designed for metalworking where accurate hole size and a clean finish matter

JBO Thread Ring Gauge (GO) - Metric Fine - Left Hand - 6g - M28 x 1 Boring Bar Blank Toolex Reamer - Straight ShankThe JBO Thread Ring Gauge (GO) Metric Fine, Left Hand, 6g, M28 x 1 is a precision external thread gauge built to verify metric fine threads quickly and reliably. Designed for machinists, quality teams, and production professionals, it helps confirm that M28 x 1 left hand threads meet exact size and tolerance requirements with consistent results. Precise metric fine threading (M28 x 1, 6g): Enables fast go no go checks to ensure parts meet exact size