Hole Saw, Primary Material Application Masonry and Tile, Materials Aluminum, Ceramics, Masonry, Pipe, Plastic, PVC/ABS, Sheet Metal, Stainless Steel, Arbor Design Not Included, Tooth Material Diamond Grit, Saw Dia. 1 1/4 in, Teeth per Inch 3, Max. Cutting Depth 3/4 in, Impact Rated No, Thread Size 1/2 In.-20, Shank Size 1/4 in Hex, 1/4 in Round, 3/8 in Hex, 7/16 in Hex, Pilot Drill Size 1/4 in dia x 3 1/16 in L