Greenlee® - Bi-Metal Hole SawApplication:Bi-Metal Hole Saw with 1-5/8 In cutting depth, suitable for cutting 2x4 studs. Extra-thick backplate minimizes vibration for smoother, easier cutting.Arbor Size:1/4 and 7/16 In shank sizeType:Bi-Metal Hole SawCutting Size:3/4 - 2-1/4 In Conduit sizeIncludes:7/8" Hole Saw, 825-7/8 (19136)1-1/8" Hole Saw, 825-1-1/8 (19141)1-3/8" Hole Saw, 825-1-3/8 (19146)1-3/4" Hole Saw, 825-1-3/4 (19152)2" Hole Saw, 825-2 (19155)2-1/2" Hole Saw, 825-2-1/2 (19162)3" Hole Saw, 825-3 (19167)3-5/8" Hole Saw, 825-3-5/8 (19172)4-1/8" Hole Saw, 825-4-1/8 (19177)4-1/2" Hole Saw, 825-4-1/2 (19180)Arbor with Pilot Drill, 37157Arbor with Pilot Drill, 37156Arbor with Pilot Drill, 37155 SKU: GRNL.835 Brand: GREENLEE Country of Manufacture: United States Supplier Part Number: GRNL835