Baer Circular Die HSS - Metric Fine - Right Hand - For General use - M90 x 4.0 ER Collet Chucks this 57 mm insert is

this 57 mm insert is designed to maximize tool life and cutting efficiency in demanding applications

The stub-cut length paired with an extended neck provides exceptional rigidity during finishing passes

these drills avoid coating delamination and are well-suited for materials that don’t require extra heat protection

delivering consistent engagement and reliable results across materials

Tooth width: 0

Baer Circular Die HSS - Metric Fine - Right Hand - For General use - M90 x 4.0 ER Collet Chucks this 57 mm insert isThe Baer Circular Die in high speed steel (HSS) is a dedicated tool for creating external threads on cylindrical stock. Designed for machinists, fabricators, and maintenance professionals, it delivers precise, reliable M90 x 4. 0 right hand threads with durable longevity. Material: High speed steel (HSS) construction for lasting wear resistance in demanding workshop use. Thread specification: Metric fine M90 x 4. 0 with right hand orientation for