Whiteside 3290 Thumbnail Table Edge Bit 1/4 in. SH x 7/16 in. PW is designed to create a classic Thumbnail Edge on table tops and other wide stock surfaces, adding a refined and traditional look to your woodworking projects. This versatile router bit can also be used to form the cap profile for hand rails when paired with Whiteside’s Handrail Bits (#R3304 and #R3305). Featuring two cutting wings and equipped with a B3 bearing (3/16" ID x 1/2" OD), it ensures precision and smooth performance. Manufactured by Whiteside Machine Company in Claremont, North Carolina, this bit is crafted for durability and consistent results. The specifications include a 1/4" shank size, 7/16" profile width, 1-3/8" large diameter, 3/8" cutting length, and 1-7/8" overall length, making it an i choice for detailed edge work. Model Number: 3290