Whiteside Wedge Tongue & Groove Bit Set, 1/2 in. SH x 1-1/4 in. LD x 1-1/4 in. CL is designed to create a unique interlocking edge-to-edge joint, i for wide panel glue-ups such as table tops, door panels, or cabinet sides. This set features a slightly different pattern from the standard glue joint, increasing the surface area for gluing and helping to prevent panels from shifting up or down under clamping pressure. It works efficiently with materials ranging from 5/8" to 1-1/4" thick and is carbide tipped for durability and precision. The bit has two wings and is crafted by Whiteside Machine Company in Claremont, North Carolina. Its specifications include a 1/2" shank size, 1-1/4" large diameter, 1-1/4" cutting length, and an overall length of 2-7/8". Model Number: 3370