Drill Bits: Pivot, Pearl & Bur - Jeweler's Burs (Frasers)
https://www.ishor.com/jeweler-burs-frasers/drill-bits-pivot-pearl-and-bur
https://www.esslinger.com/mascot-flat-pivot-drills-004-050-sold-individually/ Here are two companies that I have purchased both flat and twist drill bits from. I have found that their bits are good quality and sharp. Gene Deimling
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