Carbide PCB 0.8mm 3.175mm Shank Tungsten Steel x 10 pcs CNC/PCB Engraving Bit
Milling, hole and plate edge, surface clean, tidy, no burr. A Wide Range of Materials can be engraved, including: PCB, SMT, CNC, mould, Majority of plastics, Wood, Fibre glass, Carbon, etc. Harder than common one.