
— About Us
- Changzhou Suma Precision Machinery Co., Ltd was established in 2005, which was a professional and non-stop manufacturer for mechanical parts, the main products are one way clutch bearing, cam follower bearing, needle bearing and Spherical plain bearing. It has 4 major categories, over 100 different patterns and more than thousands sizes available. With a wide range of variety , products are widely used in printing machine, packaging machine ,conveyor system, bucket elevator, gearbox , reducer and any power transmission industrial field.

We Provide Quality And
Reliable Products

Freewheels are machine elements with particular characteristics
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Cam followers (stud-type track rollers) are designed to run on all types of tracks
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Needle roller bearings are bearings with cylindrical rollers that are small in diameter
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Dowel pins align or join components in machinery, construction, and furniture during assembly
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Our Advantages

Quality
We supply best quality clutch & bearings to customer, all production process will be under strictly inspection.

Service
Experienced team ensure goods function well before delivery and give guidance for the installation and daily maintenance.

Warranty
12 Months warranty from the day goods leave out our factory. It is our obligatory duty to support you during the warranty period.

Price
We are the factory, we manufacture all parts ourselves. Win-win cooperation is our ultimate aim.
What Our Clients Say
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