10/08/2026Published by on 10/08/2026Categories 12 Pcs 45º Hart Burr – 3/32” Shank 45 Degree Bearing Cutter Jewelry Setting Bur12 Pcs 45º Hart Burr - 3/32" Shank 45 Degree Bearing Cutter Jewelry Setting Burr for Lapidary (009-023). Burr size : 009, 010, 012, 013, 014, 015, 016, 017, 018, 020, 021,023.