... with the spindle rotating speed of 150-3000 rpm, suitable for metal parts milling, drilling. CNC/ZX25S Boring & Milling Machie ... /pace(mm)0.01Max drilling diameter (mm)Φ20max diameter for milling cutter (mm)Φ20Max boring diameter (mm)Φ100max feeding forces ( ... drilling, milling and boring ,suitable for the processing of drilling, hole-expansion, reaming, boring, milling flat surface, curve and groove. ...