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| Customization: | Available |
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| Material: | Carbon Steel |
| Type: | Hexagon Head |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
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| Payment Methods: |
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| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
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| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
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Standard: |
ASME B 18.2.1, IFI149,DIN931, DIN933, DIN558, DIN960, DIN961, DIN558, ISO4014 |
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Size: |
3/8 |
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Material: |
Carbon Steel, Alloy Steel, Stainless Steel, Brass |
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Grade: |
SAE J429 Gr.2, 5,8; ASTM A307Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9 |
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Thread: |
M, UNC, UNF |
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Finish: |
Plain, Zinc Plated(Clear/Blue/Yellow/Black), Black oxide, Nickel, Chrome, H.D.G |
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Packing: |
bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand |
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Application: |
Structural Steel; Metal Building; Oil&Gas; Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating |
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Test Equipment: |
Caliper, Go&No-go gauge, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detecter |
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Supply Ability: |
1000 tons per month |
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minimum order: |
500kgs for each specification |
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Trade Term: |
FOB/CIF/CFR/CNF/EXW/DDU/DDP |
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Payment |
T/T, L/C , D/A , D/P ,etc |
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Market: |
South&north America/Europe/East&South east Asia/ Australia and etc. |
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Professional: |
More than 15 years experience in fasteners industry Our Main market is North&South America and proficient in IFI standard. |
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Our advantage: |
One-stop shopping; High quality; Competitive price; Timely delivery; Technical support; Supply Material and Test Reports; Samples for free With 2 years quality guarantee period after shipment. |
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Notice: |
Please lets know the Size, quantity, Material or Grade, surface, If it is special and Non-standard products, please supply the Drawing or Photos or Samples to us |

Hex Cap Screw Classification



Packaging and after sales:
1: Shrink film + bulk
2: Shrink film + carton + pallet / wooden case
3: PP + wooden case
4: Packaging according to customer requirements or negotiation
5: Take a picture of each order and email it to the customer
6: We track all shipments
7: We will deal with any quality problems at the first time
Q1: Why choose us?
A: We have our own factory, Weifang Shengao Machinery Co., Ltd., so we can guarantee the quality of each product and provide you with competitive prices. We are committed to providing customers with first-class quality supply services, hoping to establish successful cooperative relationships with partners and become their preferred supplier.
Q2: What if you can't find the product you need on our website?
A: You can send pictures and drawings of the required products by email, and we will confirm whether we have them. Or you can also send samples by DHL/TNT, and we will tailor them for you.
Q3: How to customize (OEM/ODM)
A: If you have new product drawings or samples, please send them to us. We can customize the hardware according to your requirements. We will also provide professional product suggestions to make the design more specific and maximize performance.
Q4: Can you strictly follow the tolerances on the drawings and meet high precision requirements?
A: Yes, we can, we can provide high-precision parts and manufacture parts according to your drawings.
Q5: What is the payment method? How should I order and pay?
A: We accept T/T (bank transfer), Western Union, L/C.
Sample: 100% paid with order;
Production: 30% deposit paid by T/T before arranging production, and the balance paid before shipment.
Q6: What is your minimum order quantity?
A: The minimum order quantity depends on the customer's needs, usually 100-200 pieces. in addition, we also accept trial orders before mass production.
Q7: How long is your delivery time?
A: Standard parts: 7-15 days
Non-standard parts: 15-25 days
We will deliver as soon as possible while ensuring quality. The production cycle will vary greatly according to product size, technical requirements and quantity. We always meet customer requirements by adjusting the workshop schedule.
Q8: Which mode of transportation is better?
A: Generally speaking, due to the heavyweight of the product, we recommend shipping by sea, and we also respect your opinions on other modes of transportation.
Q9: Can I know the progress of my product without visiting your company in person?
A: We will provide a detailed product schedule and send weekly reports with digital photos and videos to show the progress of processing.
Q10: How to ensure quality?
A: The company has strong technical support, and all our processes strictly follow ISO9001:2008 procedures. From production to delivery, we always strictly control quality.
Q11: If the product you produce is of poor quality, can I refund it?
A: We strictly produce according to the drawings or samples until you are 100% satisfied. In fact, we will not take the risk of producing inferior products.
If there's anything we can help, please feel free to contact with us.