Nema11 Hollow Shaft Stepper Motor
11HY5401-17K6:
Rated Current: 0.67A
Holding Torque: 80mN.m
6mm Through Hole
11HY5402-14S8:
Rated Current: 0.9A
Holding Torque: 120mN.m
Front Shaft: Outer M8 Screw, Inner 4.2mm Through.
Rear Shaft: Inner M5 Screw.