Review on Drilax Diamond Concrete Masonry Inches Cutting Tools ~ Industrial Drill Bits by Steven Brouillard

Cut 14 3.5" diameter holes in a siege block with this saw. minutes each. The last hole is cut in the same way as the first. I used a jig to hold the saw in place from the OD to center the holes on the blocks, but this saw wound up so easily I might not have had to hold it in place to get started. holes.