Whiteside 4-Wing Slotting Cutter, 1/8 in. is a precision tool designed for creating slots in panels, splines, and t-moldings, as well as cutting tongue and groove joints. This 4-wing carbide tipped slotting cutter features a diameter of 1-7/8 inches and a bore size of 5/16 inch, making it i for detailed woodworking tasks. To achieve different cutting depths, the cutter can be paired with various arbors (sold separately) that come with interchangeable bearings, allowing for customizable depth control. The matching arbors have a shaft length of 7/8 inch and include a B5 bearing for a 1/2 inch depth of cut, with other bearing options available for depths ranging from 1/4 inch to 5/8 inch. Crafted by Whiteside Machine Company in Claremont, North Carolina, this cutter combines durability and precision for professional results. Model Number: 6705B