| Model |       Z406/Z406C |       Z512-2/Z516 |       Z512-2A/Z516A |       Z512B |       Z512B-1 |      
           | Max.drilling capacity |       6mm |       12.7/16mm |       12.7mm/16mm |       12.7mm |       12.7mm |      
           | Diameter of column |       50mm |       70mm |       70mm |       70mm |       70mm |      
           | Spindle travel |       60/65mm |       100mm |       100mm |       100mm |       100mm |      
           | Distance spindle axis to column surface |       140mm |       193mm |       193mm |       193mm |       193mm |      
           | Max.distance spindle nose to worktable |         |       326/318(MT.2:362)mm |       326mm/318mm(MT.2:362mm) |       315mm |         |      
           | Max.distance spindle nose to base |       225mm |       556/548(MT.2:592)mm |       556mm/548mm(MT2:592mm) |       556mm |       356mm |      
           | Spindle taper |       B10 |       B16/B18 or MT.2 |       B16/B18 or MT.2 |       B16 |       B16 |      
           | Spinde speeds range |       1400-5600rpm |       480-4100rpm |       480-4100rpm |       480-4100rpm |       480-4100rpm |      
           | Spindle speeds |       3 |       5 |       5 |       5 |       5 |      
           | Dimension of worktable surface |         |       265x265mm |       265x265mm |       200x230mm |         |      
           | Dimension of base worktable surface |       200x200mm |       250x300mm |       250*300mm |       280x260mm |       280x260mm |      
           | Overall heightr |       556/606mm |       1037mm |       1037mm |       1037mm |       666mm |      
           | Motor |       250W |       370W/550W |       370W/550W |       370W |       370W |      
           | G.W./N.W. |       46/38kg |       100/84kg |       110/92kg |       110/94kg |       92/76kg |      
           | Ship measurement |       64x33x61cm |       79x44x96cm |       79x44x96cm |       80x46x95cm |       80x46x75cm |