SEMS screws (or SEM screws) are machine screws that are pre-attached to lock washers to save the user assembly time. They combine two separate components into a pre-preset low-cost fastener. SEM fasteners have washers under the head for quick installation, durability and easy adaptation to many applications. When using SEMS machine screws, there is no need to worry about missing washers; This, in turn, helps extend product life and ensure reliable performance.

Product Name: SEM Screw
Level: 8.8

Transport packaging: plastic bag + carton + pallet, carton bulk (up to 25kg) + wood pallet or according to customer's special requirements or boxes and cartons and pallets

Our strengths:
Rapid response within 1.4 hours.
Manufacturer with 12 years of experience.
We are ODM and OEM, designed according to your drawings.
4. Rich experience and good technical support (engineers with more than 20 years of experience).
5. Manufacturers and trading companies.
6. Accept a lower minimum order quantity.
7. 100% inspection before delivery.
8. Competitive prices and high quality.
9. Convenient transportation.
10. Certification: ISO9001:2022
How to contact us:
Jiaxing Lianxin Auto Parts Co., Ltd
Address: No.188, Yuanxin Line, Yuantong Street, Haiyan County, Zhejiang Province
Contact: Clover Li Ashley Zhu
E-mail: [email protected]         [email protected]
Mobile+86 18058633639 (WhatsApp/WeChat)