Zinc Plated Grade 8.8 Hex Head Nut and Bolt

Our Zinc Plated Grade 8.8 Hex Head Nut and Bolt are high-quality fasteners suitable for a wide range of industrial and civil engineering applications. These fasteners are manufactured from premium carbon steel and have undergone heat treatment to ensure they meet the mechanical performance requirements specified by international standards. The zinc plating offers excellent corrosion resistance, extending the product's service life while maintaining an attractive appearance.
| Name | Hex Head Bolt and Nut |
|
Size
|
M3-M48, or according to the drawing provided by the customer |
| Material | Carbon Steel |
| Finish | Plain, Passivation, Zinc plated, Galvanized, Black, Hot DIP Galvanizing(H. D. G. ), or according to your requirement |
| Grade | 4.8/6.8/8.8/10.9/12.9 |
| OEM | OEM is available if you provide drawings or samples |
| Samples | Available |
| MOQ | Negotiable |
| Payment term | by T/T, 30% down payment, balance before shipment |
The quality of our products is rigorously controlled at every stage of production, from raw material procurement to finished product inspection, all conducted according to the ISO9001 quality management system. Each batch of products undergoes stringent testing, including hardness tests, tensile tests, impact tests, and more, ensuring that every fastener meets or exceeds industry standards.




As direct sellers from the factory, we can offer competitive pricing and shorter lead times. Without the markup from intermediaries, the cost-effectiveness is higher, and it also ensures consistent product quality and reliability. Additionally, we can quickly adjust our production schedule to accommodate special customer requests, offering personalized services. Working with us means enjoying technical support and after-sales service from a professional team, ensuring the smooth progress of your projects.
FAQ:
1.Why choose us?
We are specialized in Fasteners for about 22 years,with professional production and export experience, we can provide you with high-quality customer service.
2.What's your main product?
We mainly produce and sell various self tapping screws,self drilling screws,drywall screws,chipboard screws,roofing screws,wood screws,bolts,nuts etc.
3.You are a manufacturing company or trading company?
We are a manufacturing company and have exporting experience for more than 22 years.
4.How long is your delivery time?
It is according to your quantity.Generally,it is about 15-30days.
5.Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but do not pay the cost of freight.We will refund the shipping fee if you make an order.
6.What's your payment terms?
Mostly we use 30% advance payment by T/T, 70% before shipment.