Features:Higher efficiency and accurate positioning with the 3 tooth cutter head design.Removing the chips smoothly and working efficiently with radian curved design.The bit is made of thickened carbide alloy, making the cutter edge sharper and more durable.Applicable for various wood products, wood, MDF, plywood, particle board, solid wood, artificial wood, etc.Drilling holes smoothly, fewer burrs, sharper and more durable, lower working noise. It is a common tool for woodworkers.The drill bit can be used for the perforation of wood products, such as the installation of spherical door latches, drawer locks, etc.Solid and not easy to break, suitable for platform drilling equipment such as bench drill, vertical drilling machine, CNC carving machine.