SDS Plus Drill Bit Set 7 Pieces, Concrete Drill Bit 110mm(Diameter4, 5, 6, 7, 8, 10,12mm), Hammer Drill Bit with 4 Cutting Edges

SDS Plus Drill Bit Set 7 Pieces, Concrete Drill Bit 110mm(Diameter4, 5, 6, 7, 8, 10,12mm), Hammer Drill Bit with 4 Cutting Edges

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