Hot dip galvanized White Painted Head Self Drilling Screw carbon steel screws self drilling screws

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1. Quality Certification: SGS, ROHS, ISO9001, ISO14001

2. Professional testing: 100% of full line testing system, in lines with ISO standard.

3. Salt spray time: 2 hours, 24 hours, 48 hours, 96 hours, 1000 hours we can do as per need. And can offer with salt spray checking report.

4. Inspection equipment: Sclerometer, Hardness tester, Caliper, Torsion meter, Salt atmosphere testing machine, Projector,Die gage, Image screening instrume etc.

5. Highly competitive prices.

6. we can manufacture according to client design.

Q1: Why choose Chuanghe?

To provide our customers with first-class services in the supply of quality screws bolts minimizing costs.

Q2: How is quality ensured?
All our processes strictly adhere to ISO9001 procedures. We have strict quality control from producing to delivery. Our company had strong technology support, 80% of our colleagues are master or bachelor's degree. We have cultivated a group of managers who are familiar with product quality , good at modern concept of management.

Q3: Can You Strictly Follow The Tolerance on The Drawing And Meet The High Precision?
Yes, we can, we can provide high precision parts and make the parts as your drawing.

Q4: How should I order and make payment?
By T/T, for samples 100% with the order; for production, 30% paid for deposit by T/T before production arrangement, the balance to be paid before shipment. negotiation accepted.

Q5: What’s your Delivery Time?
Standard parts: 7-20days
Non-standard parts: 15-25days
We will make the delivery as soon as possible with the guarantee quality

Q6:How to Custom-made (OEM/ODM)?
If you have a new product drawing or a sample, please send to us, and we can custom-made the as your required. We will also provide our professional advices of the products to make the design to be more realized & maximize the performance.

Q7:Which mode of transport would be better?
In general, the product are heavy, we advice to make delivery by sea, Also we respect your views of other transportation as well.

 How to order

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2. You need the amount of products 
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4. You need the product specifications 
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