1、STURDY SHELL: Made of sturdy tungsten steel alloy shell with no backlash design, tungsten carbide tip particles can improve strength, with good wear resistance and long service life. 2、HIGH HARDNESS COATING: The blue coating with high hardness and heat resistance enables the cutting edge of the tool to maintain sharpness and lubricity. 3、BETTER CHIP REMOVAL: The coating of the milling body can better remove chips and reduce friction, preventing the accumulation of wood chips, resin and asphalt. 4、1/4 SHANK: With a standard and precise 1/4 shank, the woodworking router bit could connect to rotary tool perfectly and tightly, without loosening. 5、WIDE APPLICATION: The milling cutter is suitable for wood, MDF, particle board, plywood and other compact panels.