Hole Cutter Kits, Hole Cutter Kit, Max. Cutting Depth 1 in, Arbor Design Built-In Arbor, Tooth Material Carbide Tipped, Number of Teeth 4, Thread Size 5/8 In. -18, Shank Size 3/8 in, Pilot Drill Size 1/4 in dia x 2 3/4 in L, Replacement Pilot Drill No. Mfr. No. CTDP, Application Metal Cutting, Includes Ejector Spring, Hex Key, Pilot Drill, Split Point Drill. This item has been restricted from sale in the following state (s): []