YF Screw Enterprise Co., Ltd.

China Manufacturer with main products: Screw, Fastener, Bolt, Pin, Torx Screw, Plastite Screw, Taptite Screw, Sems Screw

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Sems Screw

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We, YF SCREW, has been incorporated Since 1978 through the experiences and involving in dairy activities.  We are proud of a certificate ISO-9001 manufacturer and also a DIN, ASTM, JIS, IFI and ISO etc. screws & bolts ( from M1(#0) to M20 ) producer as well.  Therefore, Taking this opportunity, I am very glad to introduce our main products & production to you.

1) Micro Screws, Sems Screws, Set Screws, Welding Screws, Machine Screws, Tapping Screws, Hex-Flange Screws& Bolts, & Various Multi-stage Special Screws and Bolts, Nuts, Pins & Washers

2) Recess: Phil, Sloted, TORX, Six Lube, Hex Socket, Hex+Pin, Square, Special head as Customers' drawings

3) Threads: Hi-Low threads, Type PT threads, Tri-Lobular threads, Machine threads, Tapping threads

4) Various Rivets by steel, aluminum, stainless steel

5) CNC lathe and NC lathe Parts

6) All producing process according to RoHs standard

Service Process

Service Guarantee

  • Free Service Charge

    ECVV doesn't charge any service fee to Buyers for buying this product.

  • ECVV Supply

    ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.

  • Product Quality Commitment

    ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.

  • Deposit Service Commitments

    In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.

    After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.

Ecvv Trade

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