This slotting bit has a cutting depth of 11/32 or 8.5 mm and a cutting thickness of 5/32 or 4 mm. The overall length is 1-15/16 with a 1/4 shank. Highlights: - Cut slots and grooves for joinery and other general use - Premium C3 micro-grain tungsten carbide blades for a sharper & longer lasting edge - For use on table mount and handheld router - Silver induction brazing for maximum strength and durability - Manufactured with anti-kickback design to help prevent workshop mishaps Item Includes: 1 Router Bit Slot router bits come in handy for many joinery project. Slotting bits can be used biscuit joinery, cope and stick and to create panel slots in rail and stile cabinet doors.