The 4th rotary axis
CNC engraving machine 4th axis and tailstock
NEMA17 48mm 2-phase bipolar stepper motor
3M timing pulley and timing belt ratio 4:1
3 jaw 50 chuck KR01-50
100*96*64mm tailstock
Rotary 4-axis unit for 1520 CNC engraving machine.
Hollow shaft 4th axis
3 jaw 80 chuck K11-80 16mm through hole and K11-100 22mm through-hole
NEMA23 stepper motor
6:1 ratio Timing Belt