BOSCH DB4568 4-1/2 In. Premium Plus Continuous Rim Diamond Blade with 5/8 In., 7/8 In. Arbor for Clean Cut Dry Cutting Applications in Marble - Legendary Collection - Amazon.com
Bosch Speed Clean 5/8-in x 15-in High-carbon Steel Masonry Drill Bit for SDS-plus Drill in the Masonry Drill Bits department at Lowes.com