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Step drill bit c.k tools T3012 HSS 12.5–32.5 mm, length 80 mm
Summary description:
Step drill bit c.k tools T3012 is an HSS stepped cutter with working diameters from 12.5 to 32.5 mm and an overall length of 80 mm. Designed for drilling and enlarging round holes in thin metal sheets and similar materials, it provides progressive hole sizes without tool change. Suitable for electricians, plumbers and metalworkers for fast, controlled holemaking.