China drills

Place of Origin:

Hunan, China

Brand Name:

SANT

Model Number:

UD30.UD40

Hardness:

HRC40-45

Spare part manufacturer:

Taiwan/Korea/Switzerland

Coating:

Ni or black

Cooling holes:

Double helix internal cooling holes

Holding handle tolerance grade:

H6

Feeler gauge for testing:

0.01mm

Processed workpiece size tolerance:

0.1mm

Sample offering:

yes

Customized size::

yes

Function:

Carbide Drills