HRC60° Ф0.5-2.29mm Solid Carbide Twist Drill Bit Shank Diameter 4mm Nano Coated
Coating: Nano coating.
Item Tag : Ф0.5*5*50mm
HRC60° Ф0.5-2.29mm Solid Carbide Twist Drill Bit Shank Diameter 4mm Nano Coated
Coating: Nano coating.
HRC60° Ф0.5-2.30mm Solid Carbide Twist Drill Bit Shank Diameter 4mm Nano Coated
Coating: Nano coating. Interval: 0.01mm.