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DRILL BIT FOR METAL HSS-CO 4 MM COBALT C9840 RICHMANN
€1.50
Suitable for drilling high-alloy steels and metals with tensile strengths over 1000 N / mm2, such as acid-resistant steels and stainless steel.
Metal drill bits made of extremely temperature-resistant high-speed steel with 5% cobalt content
Resistant to heat generated during drilling