Amazon.com: BOSCH HC5081 1-3/8 In. x 21 In. SDS-max Speed-X Carbide Rotary Hammer Bit for Concrete Drilling : Tools & Home Improvement
SCHWABENBACH ® SDS Plus Concrete Drill Bit Set - Super SDS Drill Bit Set - 7 Pieces 6 8 10 12 14 x 160 mm Masonry Drill Compatible with Bosch, Hilti, Makita,