100% Brand new, never used, precision grinding
Product Type: Flat bottom engraving bits
Shank diameter: 3.175mm
Tip diameter: 0.1mm
Total length: 30mm
Shape: V-shape
Cutting angle: 25,30.45,60 degree
Material: solid carbide
Application: It is mainly used for majority of Plastics, Wood, Fibre glass, Carbon, PVC, Copper, Aluminum, and Acrylic etc