NINDEJIN Hexagon Hex Socket Cap Head Screw Bolts M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10 12.9 Grade Carbon Steel Allen Screw DIN912

Product description

1. Made of high quality carbon steel 12.9, it is anticorrosive and beautiful as well. In addition, it can be used to measure the quality of thread with stop-gauge;
2. And the compact thread is not easy to be out of shape and slid in the process of screwing. The deep and clear hex sockets and heads can make your working more easily.
3. Widely using in home and office furniture, 3D printer parts, machinery, communication equipment, tool box and many other areas.
4. Please carefully check the size details before place an order to make sure this size is what you want.

Specification

Item: hex socket head cap screw
Model: DIN912
Size: M1.6 M2 M2.5 M3 M4 M5 M6 M8 M10
Material: 12.9 grade carbon steel

FAQs

1.[Quality Assurance] How can I ensure the quality of your screws?
We implement strict quality control from raw material to final inspection.
Material certificates and test reports (mechanical properties, hardness, etc.) are available upon request.
We also support pre-shipment inspection and sample approval before mass production.

2.[Customization] Can you support customized sizes or special requirements?
Yes, we offer full OEM/ODM services, including custom size, thread type (metric/UNC/UNF), head style, surface treatment, and customized packaging
You can send us drawings or samples, and our engineering team will assist with production.

3.[After-sales Service] What if I receive defective or incorrect products?
We offer after-sales support and quality guarantee.
If any issue occurs, simply provide photos or videos, and we will replace or refund accordingly.
Our goal is to build long-term cooperation, not one-time business.

4.[MOQ] What is your minimum order quantity (MOQ)?
We support flexible MOQ depending on product type and stock availability.
For standard items, small trial orders are acceptable to help you test the market.

5.[Delivery Time]What is your typical lead time? Can you handle urgent orders?
Standard products are usually ready within 7-15 days, depending on quantity.
For urgent needs, we can prioritize production and offer fast delivery solutions.
We always communicate realistic timelines to avoid delays.

6.[Free Samples] Can I get samples before placing a bulk order?
Yes, samples are available.
Standard samples can be provided quickly, and customized samples can be arranged based on your requirements.

7.[Repeat Order Consistency] Can you ensure stable quality for repeat orders?
We maintain strict production standards and batch traceability.
Each order follows the same controlled process and quality inspection system to ensure consistency.
Your previous order specifications will be securely recorded for accurate repeat production.

8.Can I visit your factory or audit your production process?
Yes, factory visits are fully supported.
You are welcome to visit our factory on-site, or we can arrange a live video factory tour for remote inspection.
We provide a transparent view of our production lines, equipment, and quality control process.