Sds Plus 4-Cutter Drill Bit 1/2 Cutting Length 10 Overall Length 12.25, Century Drill & Tool, Mfr#: 83132$25.89+
DAM532312 5/32"x3-1/2"OAL Carbide Tipped Concrete Screw Anchor Bit, Drill America, Mfr#: DAM532312$1.99+
1 in. x 12 x 17 in. 4-Cutter MX4 SDS-MAX Rotary Hammer Drill Bit, Milwaukee Tool, Mfr#: 48-20-3953$72.97+
13-inch (330 mm) Rotary Masonry Drill Bit with Reduced Shank, Richelieu Hardware, Mfr#: 264841$22.95+