RobotDigg is a manufacturer brand of Linear Stepper Motors and Hollow Shaft Stepper Motors from Ningbo of Zhejiang, and also have a representative in Shanghai.

RobotDigg produce sizes of Stepper Motors, but the main business is Linear Stepper Motors and Hollow Shaft Stepper Motors.
Our linear stepper motor product range include Captive, Non-captive and External Drive with Leadscrew or Ballscrew, our unique selling point is that, beside brass nut, POM nut, we also offer Anti-back lash Nut for Lead screw.
Hollow Shaft Stepper Motors is our another USP. We produce the Hollow Shaft according to clients' applications. If for light, vacuum or cables to get through the BORE/HOLE, we offer a competitive price and if for precise application using a bespoke Ball Screw or lead screw, we offer the very precise Hollow Shaft for these.
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