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Drill bit set GRAPHITE 57H089, cobalt bits 1.5–10 mm, multiple sizes, metal drilling
Summary description:
GRAPHITE 57H089 is a set of cobalt drill bits covering sizes from 1.5 to 10 mm for drilling metal and other hard materials. Cobalt composition increases heat resistance and wear life compared with high-speed steel, making the set suitable for workshop, maintenance and construction tasks requiring precise metal holemaking. Includes multiple bit sizes for versatile use.