1、STURDY WITHOUT BREAK: The blade is sturdy, which is made of original steel, which is not easy to break, possess long service life 2、STABLE AND DURABLE: Possess stable performance, each point on the high speed cutting edge is aligned, the workpiece effect is excellent, and the tool life is long 3、GOOD SHARPNESS: Router bit set come with good edge sharpness, improve production efficiency and life, you can use with confidence 4、WEAR RESISTANT CARBON STEEL: Router bit kit is made of carbon steel material, possess higher hardness and better wear resistance 5、FINE CRAFTSMANSHIP: Using advanced technology with excellent craftsmanship to bring smooth surface, which will not hurt your hands in work