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UNx8 drive with 1/2" connector and 1
you can trust performance from first cut to final finish
5 radius supports precise corner finishes while maintaining strong edge strength
The secure insert retention minimizes vibration and chatter
Coating: Uncoated surface reduces friction and promotes efficient chip clearance
OSG Micro Carbide Drill - Micro Spiral - TiAlN Coated - 4.00mm Drill Body Extension UNx8 drive with 1/2" connectorOSG Micro Carbide Drill Micro Spiral TiAlN Coated is a precision micro drill designed for high accuracy hole making at small diameters. With a 4. 00 mm diameter, its ideal for electronics, medical devices, and other fine applications where clean, precise holes matter. The TiAlN coating enhances wear and heat resistance, helping you cut faster while preserving the edge for longer tool life. The micro spiral flute geometry optimizes chip evacuation,
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