Feature: 100% brand new and high quality Surface more smooth, feel comfortable, appearance nice. Improve the hardness and endurance of the surface. Cleanness better, accuracy stable. Used for plate cutting , insert used for steel material . Good impact resistance, high hardness It is the perfect tool for heavy CNC milling cutting The rotary and milling feed rates 3 times more than normal milling cutter Machining range: precision machining; rough machining; plane processing; step processing. Material:High-carbon steel Size: The cutter head is about 4.5cm high About 5cm in diameter Wrench length and width is about 9*2.5cm Milling shank length is about 12.5cm About 4cm in diameter 1inch=2.54cm, 1cm=0.393inches Package Included: MT2-FMB22 milling shank 50 cutter head 4 milling cutter handles with cutter blade or MT3-FMB22 milling shank 50 cutter head 4 milling cutter handles with cutter blade or MT4-FMB22 milling shank 50 cutter head 4 milling cutter handles with cutter blade