... customer's requirements. "ELITE" SJ/MA series screw jacks are widely used in various fields such as ... printing, medical, paper, textiles, electronics), stage machinery , plastic, rubber machinery, glass machinery, environmental protection machinery, solar ... Shaft ACCESSORIES Screw Rod Protective CoverDust CoverLimit SwitchSafety NutBlock NutAnti-turn DeviceBacklash Device Screw Jack for Push, Pull ...