Dormer R458 Series Solid Carbide Twist Drill Bit, 4.2mm Diameter, 66 mm Overall

Solid Carbide TiAlN stepped shank short series drill
For high performance general machining applications up to x3 diameter
TiAlN Coating for outstanding wear protection and increased productivity
Strong web design gives excellent cross-sectional strength
Design facilitates chip evacuation allowing higher feed rates
Manufactured to DIN6537K