Concrete Tools
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Drill Bit Product #:AD-520-1137/16" x 6-1/4", 4" Single Wide Spiral Flute, SDS-Plus Shank, Carbide Tipped, (2) Centering Point, Unique Concave, Single Cutter, Drill Bit Learn MoreDrill Bit Product #:AD-525-2237/16" x 12", 10" Single Wide Spiral Flute, SDS-Plus Shank, Carbide Tipped, (2) Centering Point, Unique Concave, Single Cutter, Drill Bit Learn More