Walter Prototyp Proto▪max™Ultra solid carbide HPC ball-nose end mill, designed specifically for machining hardened materials up to approx. 70 HRC. The tools are ideally suited to semi-roughing and roughing, yet also semi-finishing and finishing. With the broad range of diameters available from 0.1 mm to 12 mm, they are the perfect tools for mold and die making and general mechanical engineering.
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