2.2 What are the hollow shaft diameters of the helical worm gear motors

Helical worm gear motors are available with the following hollow shaft sizes: 14mm, 18mm, 20mm, 25mm, 28mm, 30mm, 35mm, 40mm, 42mm, 45mm, and 50mm. Helical worm gear units with diameters of 20mm, 30mm, and 40mm are from the EV series and have a slightly longer delivery time.