- Overview
- Product Description
- Detailed Photos
- Product Parameters
- Certifications
- Packaging & Shipping
- Company Profile
- FAQ
Basic Info.
Product Description
Hexagonal Head Concrete Nail Carbon Steel Self Drilling Screw with Washer
| Material | C1022/1022A/Q195/Q235/45#/55#/22A |
| Surface Treatment | Black/Grey Phosphated, White/Yellow Zinc Plated. |
| Thread | Fine Thread, Coarse Thread |
| Diameter | 1.2mm-10mm |
| Length | 19mm-300mm |
| Point | Drill point, Sharp point. |
| 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 Information of Thread
| Fine thread standard | |||||
| head width | thread diameter | diameter | |||
| 6# | 3.5 | 7.9-8.10 | 3.40-3.60 | 13-19 | 0.5 |
| 7# | 3.9 | 7.9-8.10 | 3.70-3.90 | 25-30 | 0.8 |
| 8# | 4.2 | 7.9-8.10 | 4.0-4.30 | 25-30 | 1.2 |
| 10# | 4.8 | 8.5-9.0 | 4.70-4.90 | 55-90 | 1.5 |
| 100-152 | 2.5 | ||||
| Coarse thread standard | |||||
| head width | thread diameter | diameter | |||
| 6# | 3.5 | 7.9-8.10 | 3.65-3.90 | 13-19 | 0.5 |
| 7# | 3.9 | 7.9-8.10 | 3.90-4.20 | 25-30 | 0.8 |
| 8# | 4.2 | 7.9-8.10 | 4.30-4.60 | 25-30 | 1.2 |
| 10# | 4.8 | 8.5-9.0 | 4.90-5.30 | 55-90 | 1.5 |
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!
Tianjin Xinruifeng Technology Co., Ltd., was established in 2008 and its business covers fastener design, manufacturing, and export. We have 3 production bases, with a total area of 10,000+ square meters. Our main products include drywall screws, chipboard screws, self-drilling screws, and self-tapping screws. We can also provide other fasteners, like nails, staples, blind rivets, anchors, bolts, and nuts.
We have 200+ sets of automatic production equipment, including wire drawing machines, cold-heading machines, thread rolling machines, tailing machines, and heat-treatment lines. We are your one-stop manufacturer from raw material to final products. Our annual production capacity reaches up to 30,000 tons, 70% of which are exported to different countries and regions.
Tianjin Xinruifeng Technology Co., Ltd. has been in the fastener industry for nearly 20 years and we can customize all kinds of products per your requirements. We have an established management system and quality control procedure. Excellent quality, competitive price, and timely delivery are the pillars of the company's foundation. Win-win and long-term cooperation is our final goals when dealing with different clients.
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, and skilled technicians to ensure our products are finished in high quality and stable features.