The ETN 162/3 PSV diamond core drill is suited for wet drilling of holes up to 6 3/8-in. diameter in concrete, reinforced concrete, natural stone and asphalt, and dry drilling up to 8 in. in brick and ...
Black-grade dry hole saw diamond core bit Drills quickly through block and brick without water Features wider segments and heavier wall tube that allows it to cut faster and last longer 7/8- to ...