1,Fast drilling speed
2,high efficiency and no chipping
3,good concentricity
Fitting machine:hand machine,bench drill machine,kinds of drilling machine
Diameter:14,16,20,22mm
Thickness:4-19mm
Grit:80-320#
NOTER:can be custom-made
1,Fast drilling speed
2,high efficiency and no chipping
3,good concentricity
Fitting machine:hand machine,bench drill machine,kinds of drilling machine