◆可根据用户提供的螺杆转子的法向齿型制作粗加工铣刀
◆铣刀型线采用刀片搭接的形式，加工余量均匀
◆可制作直径中180-300的铣刀
◆The roughing cuter can be made accordingto the norma ooth shape of the screw rotor provided by the user
◆The milling cutter profile adopts te form of blade lap,and the machining allowance is even
◆180-360 diameter milling cutters can be made
