1. Rolled or grounded both have.
2. Single nut or double nut.
3. Min diameter is 6mm, max diameter is 80mm. Max length is 12m
4. Best price.


1. Our ball screw assembly has the advantages of high efficiency, low energy consumption, long service life, large loading capacity, high precision, small starting torque, easy maintenance, high sensitivity, easy lubricating, etc.

2. Our super-long high precision heavy-duty ball screw whose length is more than or equal to 12m and diameter is 250mm has reached internationally advanced level.

3. All the technical parameters of our ball screw assembly are in accordance with national standard.

4. The super-long heavy-duty ball screw can be clamped at one stroke. It needs not to turn around for splicing while it is ground. This ball screw enjoys high precision, stable performance and long service life.

5. Our ball screw is characterized by stylish structure and reliable performance. Its accuracy reserve is 10-20%.

6. Unique patented technology is adopted in the production. 12m CNC thread grinder and 10m ball screw dynamic monitor are utilized to process and inspect ball screw raceway