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Busch Hart 156C
Busch Burs- the most famous name in jewelers burs. Busch brand 156c hart burs are available in a wide range of sizes, from .7mm to 5.0mm. These tungsten vanadium steel burs are made to ultra high precision tolerances. Sizes under 4.0mm are sold only in packages of 6; sizes 4.0mm and larger are available individually.
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