Whiteside Straight Stile & Rail Bit Set, 1/2 in. SH is designed to create full-size straight pattern stile and rail joints effortlessly on your router table. This versatile set allows you to switch between rail cutting and stile cutting simply by changing the bit. The interlocking design and groove for accepting the raised panel are all precisely cut in a single pass, ensuring accuracy and efficiency. Featuring bearing guides that automatically control cutting depth, these bits also enable you to follow rounded, arched, and other special door frame designs with ease. Suitable for stock thicknesses ranging from 5/8" to 7/8", the set includes B5 bearings (5/16" ID x 7/8" OD) and consists of two carbide-tipped wings for durability and precision. Manufactured by Whiteside Machine Company in Claremont, North Carolina, this bit set is built to deliver professional results every time. Model Number: 6004