MK MORSE 216999 Hole Saw, 6-7/8 in Dia, 1-1/2 in D Cutting, Tungsten Carbide Cutting Edge

Long-lasting choice for very hard abrasive materials. These hole saws create clean holes in materials too hard or abrasive for standard bi-metal saws or so thin they would strip bi-metal or chip carbide teeth. Cutting depth of 1-1/2 in arbor required.