Ningbo OuKaiLuo Hardware Co.,Ltd.
Ningbo OuKaiLuo Hardware Co.,Ltd. Quality Fasteners & Service Provider
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Steel black zinc phillips slot pan head sems screw with tooth washer
Product Description
A SEMS Screw is a generic term used to describe a screw pre-assembled with a free-spinning lock washer. It is a permanent assembly with the washer held in place by the major diameter of the screw thread being larger than the hole of the washer. The SEMS screw is simple, easy to use and available in many different styles making it well suited for many applications.
Product Specification
| Material | 10B21 |
| Head Style | Pan Head |
| Drive Type | Phillips slot |
| Thread Type | Machine thread |
| Point Type | Flat Point |
| Grade | 8.8 |
| Finish | Black Zinc |
| Certification | ISO9001:2015, SGS, RoHS, Bureau Veritas |
| After-sale service | If there are any quality problems, please contact with us at once |
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FAQ
Q: Are you trading company or manufacturer ?
A: We have our own factory, which is located in Ningbo, Zhejiang. Both design team & manufacture team will support our products.
Q: What’s your main products? Can customize or not?
A: Our main products are screws.
Q: Do you provide samples? Is it free or extra?
A: Yes, we could offer the sample for free charge if we stock, but do not pay the cost of freight.
If you are interested in SEMS screws, Please do not hesitate to email us or call us. Our professional team will assit you to purchased the quality products.