4mm 90 Degree 0.1mm CNC Engraving Router Bits Cutter Carving Tool AP21

4mm 90 Degree 0.1mm CNC Engraving Router Bits Cutter Carving Tool AP21 Description: Perfect replacements for your CNC/PCB machinery, make you enjoy a precise, easy cutting experience. Carbide rods with high hardness and high wear resistance, resistance to bending, anti-impairment and long life using. Specification: Angle:90 degree Shape: V-shape The top of the knife point: 0.1mm The diameter of the handle: 4mm The whole length: 42mm The length of the cutting edge:22mm Color: Silver. Material: Solid carbide Usage: PCB, SMT, the CNC, mold, plastic, copper, stainless steel and other precision metal parts processing. Package Included: 1X Engraving CNC Bit