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Step drill bit MODECO MN-61-801 cylindrical stepped 7–12 mm (steps: 7 4 5 6 10 11 12 8 9)
Summary description:
Cylindrical step drill bit MODECO MN-61-801 for drilling and enlarging holes in sheet materials. The stepped geometry provides multiple diameters in one tool covering a range from about 7 to 12 mm with the listed step sizes (7, 4, 5, 6, 10, 11, 12, 8, 9). Designed for progressive drilling, deburring and enlarging holes in metal, plastic and thin materials using standard drill chucks.