1) European dynamic balancing correction (quieter , cuttingmore smoothly )
2) Lower noise 
3) Greater accurate torque 
4) Canadian quality ( stronger spindle , higher clamping force ) 
5) German longlife ceramic bearing
6)  Quadruple water sprays ( 4 coolants)
7) Emergency stop ( Max Safety )
8) Zero-Suction and Zero Suck Back ( No cross infection ) 
9) Super click push button ( stability) 
10) Selected high quality aluminum alloy ( don't rust after long usage ) 
11) 4 holes connection