Dormer Pramet A125 5.50 mm x 250 mm HSS ST STRAIGHT SHANK EXTRA LONG SERIES DRILL BS 328 Face Mill Arbors confirmed ER40 compatibility

confirmed ER40 compatibility

resulting in smoother chip evacuation and improved cutting efficiency

enabling accurate internal geometry while you refine the bore in a 5C lathe chuck

Its uncoated surface makes it suitable for a wide range of materials and applications

The Baer Circular Die HSS - Metric Fine - Right Hand - For General use - M56 x 1

Dormer Pramet A125 5.50 mm x 250 mm HSS ST STRAIGHT SHANK EXTRA LONG SERIES DRILL BS 328 Face Mill Arbors confirmed ER40 compatibilityMeet the Dormer Pramet A125 5. 50 mm x 250 mm HSS ST Straight Shank Extra Long Series Drill BS 328 a purpose built drill bit designed for deep hole metal work where reach, reliability, and edge life matter most. This is the tool you reach for when standard length bits fall short and precision cant be compromised. 118 conventional point: delivers a strong initial bite with predictable cutting behavior and is easy to re grind, minimizing downtime