Dongguan factory: foot mounting safety chucks, stainless steel, work with air shafts. Heavy load, high torque, durable, nickel-plated. 15 years R&D, customizable, one-year warranty.










Foot mounting air expanding shaft work with safety chucks stainless steel 35# for expanding air shaft
Safety chuck Introduction:
Standard safety chucks provide economic and easy to install, the design, and for the transmission links, such as frequent moves from the provision of fast,Security, and indeed simple and from the operation of the shaft. Moreover, the transmission part of the security chuck size can be based on customer specifications machinery.
Specifications and characteristics of the design and manufacturing. The rigid structure of merit, can withstand high torque, and secure the loose in the rotation without worry.
Safety chuck Features:
Chuck nickel processing, mount the components sclerosis treatment, durable. With imports of used heavy bearings, to ensure that the heavy load, high-speed application of occasions have good performance. Parts mount a reasonable tolerance so as to ensure that torque transmission in the process of smoothing a row.
Safety chuck Pictures show:

Single seat safety chucks(STO/STW):
| Model | STO/STW28# | STO/STW35# | STO/STW50# | STO/STW75# |
| Max. loading weight (kg) | 800 | 1600 | 2800 | 700 |
| Max. torque kg/m (N.m) | 18(180) |
35(350) | 110(1100) | 235(2350) |
| Square hole | 22-30 | 30-40 | 40-50 | 50-80 |


Safety chuck details:







Why do you choose us?
Your choice,We promise!

Eight reasons to choose us:
1. Perfect service system and after-sale protection.
2. Quality problems will be solved within 24hours.
3. One-to-one customer service tracking processing.
4. Companies carry out the ERP management, improve enterprise fast response.
5. Quality assurance, one year warranty.
6. Supporting professional matched other equipments.
7. The company has more than one product testing units, the implementation of ISO9001: 2015.
8. Unique development and design capabilities to meet the needs of special-purpose equipment manufacturing.
Five Core strengths:
1. The first domestic independent R & D manufacturer and 15 years of professional manufacturing.
2. Casting exquisite, beautiful, practical and durable.
3. Complete specifications, cost-effective and spot supply.
4. Independent research and development, special specifications can be customized.
5. Selected materials, high-tech treatment, up to the international standard test.

1. When can I get the quotation?
We usually quoted within 24 hours after receiving your inquiry. If you are very urgent to get the price, please call us or tell us in your email, so that we can regard your inquiry priority.
2. How should I place an order?
Please let us know the model number based on our specs for powder clutch, powder brake, air clutch, air brake, electromagnetic clutch, electromagnetic brake and safety chucks, other transmission parts. For air shafts, air adapter please show us your drawing, or let us know your request, and then we will provide you drawing for confirmation.
3. What’s your MOQ basis?
Normally, we don’t have MOQ request, except the customized mini clutches/brakes.
4. What about the lead time for production?
Honestly, it depends on the order quantity and the type of our products. For powder clutch, powder brake, tension controller, which is about 3-5 days. For safety chucks, air shafts which need about 15-30 days.
5. What is the term of shipment?
We can arrange with EXW, FOB, CIF…etc. You can choose the most convenient one or cost-effective way.