Leadshine offers high quality 3 phase 1.2° stepper motors made of high quality cold roll sheet copper and anti-high temperature permanent magnet. Those 2 phase stepper motors are available in frame size of NEMA 23 or 34, with holding torque ranging from 0.9 to 6.8 N.m (9.9 - 963 oz-in). Those 3 phase stepper motors are highly reliable and generate low motor heating. They can move smoothly & quietly. Without no obvious resonance area within the whole speed range, Leadshine 3 phase stepper motors generate very low motor heating and noise.