Multi Size Each size has 6pcs; Varies sizes to meet different needs.
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High Quality The PCB drill bits are made of high-quality tungsten steel. Seismic design on the blade edge enables it to stay stable during engraving.
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High Precision With sharp cutting edge, milling groove and clean surface, these sets of tool work quickly and cleanly.
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Wide Application Suitable for PCB, MDF, ABS, PVC, wood, plastic, copper, amber, beeswax, circuit board, and other precision parts drilling.
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