Bordo Logo

Product Number: 2010-7/16 7/16" HSS Cobalt Jobber

Product Attributes
Packaging   bulk
Diameter (mm)   11.11
Diameter (inch)   7/16
Flute Length (mm)   103
Overall Length (mm)   140
Pack Quantity   5
 
Technical Data
Spindle Speed Stainless Steel RPM   413
Spindle Speed Tool Steel RPM   619
Spindle Speed Cast Iron RPM   826
Spindle Speed Malleable Iron RPM   929
Spindle Speed Med. Carbon Steel RPM   1032
Spindle Speed Free Cutting Steel RPM   1479
Spindle Speed Aluminium/Brass RPM   2098
Spindle Speed Wood/Plastic RPM   3131
Feed per revolution mm   0.28
 

9326518036944Bar Code No.

 

 Product Information

Cobalt Jobber Drill 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.


Top of Page