nema 23 шаговый двигатель 0.9 нмм-2.2нм 4-свинцовый 57 мм фланцевый шаговый двигатель для мотора червя с чпу 23hs8328 ступенчатый двигатель

features: 1.adopting high quality motor steel material, with high torque, low self-inductance reactance, responsive and can avoid system error. 2.there is rotor rubber covering the rotor, effectively reduce the noise. 3.this small motors can be used in various area, such as stage lighting; laser engraving; textile machinery; equipment; placement machine; non-standard equipment; 3d printer; automation equipment, and etc. descriptions: 1.high quality and durable in use.