30 piezas brocas de molienda de diamante con cabeza cóncava esférica de 5 mm herramientas lapidarias para piedra

30Pcs 5mm SPHERICAL CONCAVE Head Diamond Grinding Bits Lapidary Carving Tools Code 50Q 2.35mm. Set Includes:Bur. Head Shape: SPHERICAL CONCAVE Head. Model:Diamond grinding bits. Suitable For:Grinding.

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