Hole Cutters, Hole Cutter, Primary Saw Application Metal, Saw Dia. 7/8 In., Max. Cutting Depth 3/16 In., Arbor Design Not Included, Tooth Material Carbide Tipped, Number of Teeth 4, Thread Size 3/8 In., Replacement Arbor No. Mfr. No. 645-011, Shank Size 3/8 In. with (3) Flats, Replacement Pilot Drill No. Mfr. No. 645-001, Application Stainless Steel, Mild Steel, Copper, Aluminum And Brass. This item has been restricted from sale in the following state(s): []