


And high-quality bits will incorporate a design that minimizes the risk of workpiece kickback. The brazing that joins the carbide tip to the bit will appear even. High-quality router bits have carbide cutters that have been sharpened to a fine edge and that are thick enough to allow for multiple regrindings. While you can’t assess some factors by eye – such as the hardness and quality of the carbide or the bit’s overall balance, there are things you can look for. This is a non-piloted bit that is available in a wide range of V-groove angles and diameters with the ½ inch diameter bit with a ninety-degree cutting angle most commonly used bit. This bit can cut a decorative V-shaped groove in wall paneling, table legs, drawer faces, and cabinet doors. Available in diameters from 1 ½ to 1/8 inches, the most commons sizes used are 3/8 and ¼ inch diameter bits. Commonly used for routing flutes in vertical stiles and columns, this bit is handy when carving wood platters and plates or routing a decorative groove in a door panel. The Core Box Bit is one of the non-piloted router bits that are good for cutting round-bottomed grooves. You will see rabbet joints most often when building drawers for cabinets, installing cabinet backs or joining cabinet sides to the cabinet top. Designated by the depth and width of cut created, the most common bits are ½ and 3/8 inch bits. Using a rabbeting bit is one of the easiest ways to cut a rabbet. RabbetingĬreating a basic L-shaped notch cut on a board or panel edge, a rabbeting bit allows you to form a rabbet joint. Most commonly, Roman ogee bits are found in 3/8 inch, ¼, and 5/32 inch sizes with the 1/4-inch bit able to serve most of your needs. With a ball-bearing pilot fixed to the bit’s end, you can control the cut’s width. One of the more popular bits that shapes edges, the Roman ogee bit cuts classic decorative detailing with its distinctive profile into an edge of a horizontal rail, vertical stile, picture frame, and tabletop. Most commonly, you will see rounding-over bits in 3/8 and ¼ inch sizes. These bits are available in a variety of sizes and are labeled by the cut’s radius.

You can change the cutting depth when you adjust the base of the router. Rounding over sharp edges, this bit is equipped with a ball-bearing pilot which will direct a cut’s width. This is the correct bit when you want to shape an edge on a chair arm, tabletop, or shelf. With this bit, you can cut grooves, dadoes, and rabbets. Providing straight and square-bottomed grooves, you can purchase this bit in a range of diameters but is most common in a ¾, ½, and ¼ inch sizes. Solid carbide tipped router bits and tungsten bits may also be available. When you're shopping for individual router bits or router bit sets you'll mainly see two different types: carbide-tipped bits and hardened steel (HSS) bits. Router bits are designed to serve three primary functions: To create wood joints, to plunge into the center of a piece for grooves or inlays, and to shape the edges of wood.
