Hole Saw Primary Material Application Drywall Materials Cut Masonry Wood Arbor Design Not Included Saw Dia 6 7/8 in Teeth per Inch Continuous Grit Max Cutting Depth 1 in Impact Rated No Thread Size 5/8 In.-18 Shank Size 7/16 in Hex Pilot Drill Size 1/4 in dia x 4 in L