With the Makita B-13253 Comet diamond wheel, you quickly and accurately rake out old or weathered mortar joints in masonry and brickwork. Thanks to the 6.4 mm thickness, you remove deteriorated mortar cleanly in a single pass without damaging surrounding bricks. The 6.5 mm segment height delivers extended service life during tough facade renovation and restoration jobs. Featuring a 125 mm diameter and a standard 22.23 mm bore, this disc mounts easily onto compatible angle grinders and tuck pointers for dry cutting, allowing you to prepare brick walls efficiently for repointing without tedious chiseling.