Heavy-Duty Roofing Screws with EPDM Washer - Galvanized Steel, Hex Head, Self-Drilling, Weather-Resistant, Ideal for Metal Roofs, Siding

• Customization: Available
• Material: Carbon Steel
• Type: Hexagon Head With Flange
• Model NO.: A1022A
• Connection: Common Bolt
• Head Style: Hexagonal
• Standard: DIN, GB, GOST
• Grade: 12.9
• Finish Type: Ruspert Plated
• Thread Type: Half Thread
• Head Type: Hexagonal Head
• Lenth: 1/2* to 10*
• Transport Package: Bulk and Box Package
• Specification: #10, #12, #14
• Trademark: YULONGJIAN
• Origin: Tianjin of China
• HS Code: 73181400
• Production Capacity: 30000t/Year

Product Description

Product Description

Half Thread Self Drilling Nails Hexagonal Head Concrete Screw with Washer

Material	C1022/1022A/Q195/Q235/45#/55#/22A
Surface Treatment	Black/Grey Phosphated, White/Yellow Zinc Plated, Ruspert
Thread	Fine Thread, Coarse Thread
Diameter	1.2mm-10mm
Length	19mm-300mm
Point	Drill point, Sharp point, Type 17
Standard	DIN / ISO / GB
Packing	Ordinary packaging, Color box, Wooden box packaging, Small carton packaging, Packed in woven bags
Logo	If you need, we can provide a logo customization service
Delivery time	Normally in 15-30 days
Usage	Building construction, decoration field, bicycle parts, wooden furniture, electrical component, household, etc

 

Detailed Photos

 

 

Certifications

 

Packaging & Shipping

            Our Advantages:

              1. Professional Manufacturer of Screws              
                   and Fasteners in China.

                2. Three of our own Factories in Tianjin, China.

                3. 280 sets of automatic production equipment.

                4. Technology Team and QC Team.

                5. Professional Foreign Trade Service Team.

          And Our company:
                1: 20 kilometers away from Tianjin Airport

                  2: 25 kilometers away from Tianjin Port

                  3: 120 kilometers away from Beijing Airport

                  It is very convenient to transport goods!

 

Company Profile

Effective corrosion protection is a must for screws used for outdoor structures not exposed to the elements. We conduct extensive salt spray tests to meet customer requirements, ranging from 48 to 2000 hours. Various levels of anti-rust coatings can be customized as needed.

 

FAQ

Q: What are your Hot sale products?
A: Drywall screws, Chipboard screws, Wood Screws, Self Tapping Screws, Self Drilling Screws, Gypsum Screw, Roofing Screw, Truss Head screws, and other Special screws.

Q: Are you a trading company or manufacturer?
A: We are a manufacturer. Our production manager has over 15 years of production experience on Screws.

Q: How long is your delivery time?
A: Generally it is10-15 days if the goods are in stock. or it is 4-5 weeks if the goods are not in stock, it is according to quantity.

Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge but consumers should pay the freight first.

Q: Why choose us?
A: 1) Reply to you in 24 working hours.
    2) Experienced staff would like to answer all your questions in time.
    3) Customized design is available. ODM&OEM are welcomed.
    4) Special discounts and protection of sales area provided to our consumers.
    5) As an honest exported seller, We are a professional manufacturer, quality quotation, good service, skilled technicians to ensure our products are finished in high quality and stable feature.