Acuum brazed diamond core bits set with Box, professional quality. 8pcs products with box. Drill Bit: Diameter 6mm, 6mm, 20mm, 25mm, 35mm, 50mm, Total...
Read MoreAcuum brazed diamond core bits set with Box, professional quality. 8pcs products with box. Drill Bit: Diameter 6mm, 6mm, 20mm, 25mm, 35mm, 50mm, Total...
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