Zinc Plated Self Drilling Screw/Concrete Screw/Roofing Screws

(1) Product name: hex head self drtlling screw

(2) Standard: ISO/DIN/GB/ANSI/JIS, etc.

(3) Head style: Various

(4) Size: M3-M20 (or as your request)

(5) Material: Brass/Copper/Carbon steel/Aluminum/Iron or according to your drawing

(6) Surface finish: Zinc plated, nickel plated, oxidation plated, plain finish, black oxide, polishing, etc.

(7) Packing: Carton packing or wooden packing or customer request

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Q1: What products can you offer?


We can provide cold bending steel purlins, thin iron wire, black steel tube, gi tube, gi/ppgi coil
and sheet, etc.


Q2:Why should I choose you?

(1) Contact us with your detailed inquiry, you will be replied within 24 hours.

(2)You are promised to obtain the best quality, price and service.

(3) We'd like to provide samples for your confirm. 

(4) Wide excellent experiences with after-sale service.

(5)Every process will be checked by responsible QC which insures every product's quality.


Q3: Can you provide samples for checking before order?

Yes.Free samples with freight collect will prepared as required.

Q4: Can you accept customization?


Yes. If you have special requirements on products or packages, we can do customization for you.

Any enquiry or interest,pls feel free to contact us!!