Busch #414 Bearing Cutter Bur Set - Tool Steel - 2.35mm Shaft


Set of 12 #414 90 degree bearing cutters in box

#414 Bearing cutter or Hart burs are used for cutting seats in prongs and into channel & flush settings. *They suit the setting prep needed for locating facetted gemstones with a girdle angle approx 90 degrees.

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