Description
HSSCobaltJobber Drill Bit
Size: 3.5 x 70/39mm
Range of application
- 5% cobalt-alloyed jobber drills with high heat resistance for drilling steels with tensile strength over 800N/mm, especially suitable for high alloyed steels, bearing steels, hot/cold-rolled steel. Ideal for stainless steel
Strengths
- Self-centering, due to a special point shape
- 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 800N/mm
- Especially suitable for high alloyed steels, bearing-steels, hot/cold-rolled steel
- Ideal for stainless steel
- High heat-resistance
- Highly accurate centering
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