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Step drill bit
01
broca escalonada, broca de pasos
a specialized drill bit with multiple stepped diameters, allowing for the gradual enlargement of holes and the creation of various hole sizes with a single bit
Ejemplos
With a step drill bit, she was able to drill clean holes for the pipes without any jagged edges.
Con una broca escalonada, pudo perforar agujeros limpios para las tuberías sin bordes irregulares.
