- ??, ???, China
- US $2.99
- Jan 30th
2Pcs 0.5mm Steel Mirco PCB Carbide drill Bits Printed circuit board NEW Product Description Features: Brand new and high quality. A pack of five carbide engraving bits replacements for your CNC or PCB machinery, these long-lasting bits are made from high quality carbide for a precise, easy cutting experience. A Wide Range of Materials can be engraved, including:.