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Range of application:
5% cobalt-alloyed jobber drills with high heat-resistance for drilling steels with tensile strength over 800 N/mm, specially suitable for high alloyed steels, bearing-steels, hot/cold-rolled steel. Ideal for stainless steel.
Strengths
Self-centering, due to a special point shaoe
Drilling even with the highest thermal stress up to 600
Fast, due to special drill grinding fast drilling progress and up to 50% less feed pressure required
Tensile strength over 800 N/mm
Specially suitable for high alloyed steels, bearing-steels, hot/cold-rolled steel.
Ideal for stainless steel
High heat-resistance
Highly accurate centering
