Feature: 1. Multifunctional: The T track slotting router bit is designed for crafting accurate T slots and grooves in various types of wood, with a cutting height of 5/16 inches that creates 5/16 inch deep slots. This versatility makes it particularly suitable for plywood and other woodworking projects, enabling users to achieve professional quality results. 2. Ball Bearing: Equipped with ball bearing T slotting cutter router bit, this slotting cutter router bit is suitable for producing T shaped molding, spline joints, and mortise and tenon joints, among other applications. Each cutter features a 1/4 inch diameter bearing, allowing for easy adjustments in cutting depth simply by purchasing replacement bearing sizes. 3. Rugged Tungsten Steel Construction: Crafted with high performance tungsten steel heads, these bits experience minimal wear and tear for an extended lifespan. The silver soldering process enhances their strength and durability, while the heat resistant coating provides exceptional resistant to wear, erosion, ensuring they remain stable through countless uses. 4. Carbon Steel Shank: The 1/4in shank made from carbon steel offers reduced vibration during operating, leading to greater stability and control. This results in cleaner cuts and minimizes the risk of accidents while routing, allowing users to work with confidence on diverse materials, including hardwood, softwood, plywood, and composites. 5. Bearing Guide Rails: Designed with bearing guide rails, the T slot router bit guarantees good alignment and slick operating, significantly reducing the chances of chipping and tearing while routing. Compatible with both handheld and tabletop routers, this set can achieve a maximum speed of 16,000 RPM, ensuring efficient and precise woodworking results every time. Specification: Item Type: T Slot Router Bit Material: Tungsten Steel Blade, Carbon Steel Body Use: Wood Bottom Cleaning, Slotting Shank: 1/4in Cutting Diameter: 5/16in. Package List: 1 x T Slot Router Bit 1 x Plastic Box