Features：

• Driven by stepper motor to realize automatic angle adjustment and automatic control.
• Fine machined worm gear drive, can rotate arbitrarily forward and reverse.
• Cross-roller precision bearing or four-point contact bearing design, high precision and heavy load.
• Ultra-thin design saves installation space.
• Special clearance elimination structure, effectively reduce the clearance effect of worm gear.
• Manual handwheel configuration, electric or manual can be used.
• There is a light hole in the center of the table.
• Zero photoelectric switch is installed.