
I used to use Silver & Deming big drill bits for big holes but they were difficult to use unless you increased the final size in small increments. These work much better. And they're better than hole saws. recommended

π§± Bosch 2607017164 Piece Setter Masonry: Advanced Tools for Precision Masonry Work
20 Review

Bit and socket set BOSCH Promoline (2.607.017.322), 26 pcs.
24 Review

Tool set Stels Tool set, 1/2", 1/4", CrV, plastic case 94 pcs, Stels, 94 pcs, black
45 Review

Impact screwdriver Makita TD0101F, 230 W
31 Review