• Air Expanding Shaft
  • Expanding Sleeve Chuck
  • safety chuck

Products Pick Up

We offer a wide range of product lineups
that exactly fit for various applications and operating environments.
  • air shaft with expanding keys

    air shaft with expanding keys

  • air shaft with expanding leaves

    air shaft with expanding leaves

  • airshaft with expanding keys

    airshaft with expanding keys

  • air shaft with expanding strips

    air shaft with expanding strips

  • customerized air shaft with leaves

    customerized air shaft with leaves

  • air shaft with adhesive disc

    air shaft with adhesive disc

Machinery Solution

We offer a wide range of product lineups
that exactly fit for various applications and operating environments.

About Company

 Changzhou Rongjiu Machinery Co., Ltd was established in 2011, and now it has two brands of Rongjiu and AOKS. The company mainly focuses on the design, manufacture and marketing of products like chain type air expanding shafts, tile type air expanding shafts, pass key type air expanding shafts, safety stirrup of air expansion set and so on.     

Contact US

For inquiries about our products or pricelist, please leave your email to us and we will be in touch within 5 hours.
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