Bordo 4.0mm Cobalt Drill Bit 2011-4.00s

Bordo 4.0mm Cobalt Drill Bit  2011-4.00s Image

Bordo 4.0mm Cobalt Drill Bit 2011-4.00s

Brand: Bordo
Model: 2011-4.00S

Bordo 4.0mm Cobalt Drill Bit 2011-4.00s

  • Cobalt Jobber Drills have a Bronze Finish (gold oxide). This metallic brown coloured low temperature temper treatment is used on cobalt tools for identification purposes. Cobalt HSS drills are extremely hard and provide superior performance and increased tool life especially in stainless steel and high tensile steel.
Part No.2011-4.00S
Diameter (mm)4
Flute Length (mm)43
Overall Length (mm)75
Spindle Speed Stainless Steel RPM1147
Spindle Speed Tool Steel RPM1720
Spindle Speed Cast Iron RPM2293
Spindle Speed Malleable Iron RPM2580
Spindle Speed Med. Carbon Steel RPM2867
Spindle Speed Free Cutting Steel RPM4109
Spindle Speed Aluminium/Brass RPM5829
Spindle Speed Wood/Plastic RPM8695
Feed per revolution mm0.12
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