High-Quality Stainless Steel Slotted Dowel Hole Insert Nuts
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Product Highlights
- Diverse Material Standards: Complies with DIN, ANSI, GB, JIS, and BSW standards for global compatibility.
- Wide Grade Range: Available in performance grades 4.8, 8.8, 10.9, and 12.9 for high-strength needs.
- Custom Length Options: Offers customized lengths ranging from 100mm to 300mm based on requirements.
- Bespoke Design Service: Provides tailor-made solutions using customer samples and drawings for precision.
- Free Sample Availability: Offers free samples for existing customers with express shipping for orders under 1kg.
- Fast Delivery for Stock: In-stock items can be delivered within 2-5 days for immediate needs.
- Flexible Payment Terms: Accepts 30% T/T deposit, L/C, D/P, PayPal, and Western Union for secure transactions.
- Verified Manufacturer: Established in 2012 with 13 years of export experience and Made-in-China verification.
Product Attributes
- Customization
- Available
- Material
- Stainless Steel
- Type
- Round Head
- Model NO.
- YB202308
- Connection
- Hinged Bolts
- Head Style
- Round
- Standard
- DIN, ANSI, GB, JIS, BSW
- Grade
- Black, Zinc, Plain, Black Oxide, Zinc Plated, Blue
- Length
- 100-300mm
- Transport Package
- 20-25kg/Carton+900kg Pallet
- Specification
- M4-M100
- Trademark
- BNT
- Origin
- China
- HS Code
- 731815
- Production Capacity
- 1000ton/Month
- Package Size
- 25.00cm * 25.00cm * 15.00cm
- Package Gross Weight
- 25.000kg
- Lead Time
-
5 days (1 - 1000 Pieces)
To be negotiated ( > 1000 Pieces)
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High-Quality Stainless Steel Slotted Dowel Hole Insert Nuts
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Product Description
| Metric Standards | Commonly seen ones include M3, M4, M5, M6, M8, M10, M12, M16, M20, M24, etc. |
| Thread Specifications | Such as 1/4 - 20, 5/16 - 18, 3/8 - 16, 7/16 - 14, 1/2 - 13, 9/16 - 12, 5/8 - 11, 3/4 - 10, 7/8 - 9, 1 - 8, etc. |
| Thickness Specifications | The thickness of nuts with different thread specifications also varies. For example, the thickness of an M3 hexagon nut is about 2.4mm, and that of an M4 is about 3.2mm. |
| High-Strength Specifications | According to performance grades, hexagon nuts can be classified into grades 4.8, 8.8, 10.9, 12.9, etc. |
| Fine Thread Specifications (Metric) | On the basis of the metric standard, there are also fine thread hexagon nuts, such as M10×1.25 (different from the 1.5mm pitch of the standard M10), M12×1.25 (compared with the 1.75mm pitch of the standard M12), etc. |

Our Services:
Professional Manufacturer: At Bolnut Fastener Co., Ltd, we pride ourselves on being a leading manufacturer. Our fasteners, including the renowned BNT Hex Flange Nut, Hex Nut, and Square Nut, all ranging from lengths of 100-300mm, are meticulously crafted to meet the exact specifications and performance criteria set forth by our valued clients.
Quality Assurance: Our commitment to quality is unwavering. We employ rigorous durability testing and critical technical design processes, ensuring our fasteners boast an enhanced lifespan, delivering reliability and peace of mind in every application.
Cost-Effective Solutions: Bolnut Fastener Co., Ltd offers competitive pricing structures, supported by our extensive and professional factory production capabilities, ensuring that quality and affordability go hand in hand.
Comprehensive Fastening Solutions: With a decade of industry expertise, we provide an extensive range of part selections, all designed to adequately meet and address your unique fastening needs with precision and reliability.
Customized Ideal Fasteners: We offer bespoke, tailor-made fastener solutions, crafted from customer-provided samples and drawings, allowing for personalization and precise adherence to specific requirements.


1. Q: Please send the catalog.
A: If you require a catalog, please provide your email address, and we will send it within two working hours.
2. Q: Can I obtain some samples?
A: Yes, we believe that sample orders are an excellent way to initiate cooperation. All our samples are free of charge; however, we only ship weights under 1 kg. For existing customers, we offer free samples and cover the express charges.
3. Q: Can you send a price list?
A: Certainly. Please provide your email address, and we will send the price list within two working hours.
4. Q: Could you accept my own logo or design on the goods?
A: Yes, we can accommodate custom logos or designs on the products without issue.
5. Q: What is the delivery time?
A: Generally, if the goods are in stock, we can deliver them within 2-5 days. For quantities ranging from 1-2 containers, the delivery period is approximately 18-25 days. If the order exceeds two containers and requires expedited production, we can prioritize your order at the factory.
6. Q: What is your payment method?
A: Our standard payment terms are 30% T/T as a deposit and the remaining 70% before shipping. We also accept L/C and D/P. For more detailed information, we can discuss via email.
7. Q: What is your packaging?
A: Our standard packaging is 20-25 kg per carton, with 36 or 48 cartons per pallet. Each pallet weighs approximately 900-960 kg. We can also print customer logos on the cartons or customize packaging according to specific requirements.
8. Q: Do you accept custom designs on products or boxes?
A: Yes, we accept customized designs for both products and packaging. We have a professional design team capable of creating products based on your specifications.
9. Q: Can I trust you?
A: Absolutely. We are verified suppliers on "Made-in-China" and undergo a rigorous certification process to ensure we are a legitimate manufacturer.
10. Q: May I visit your factory?
A: Of course. We welcome visits to our factory at any time. Before your arrival, please contact us to inform us of your schedule so we can arrange transportation from the airport or train station.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI254415". Items marked "" are certified.
Company Profile
"BOLNUT FASTENER" is a professional fasteners supplier in China, specialize in the Bolts, Nuts, Washers, Thread Rods, U-BOLT and the Stamping metal parts, according to the customers drawings or samples. Our factory "JIANGYIN CHANGYUAN FASTENER Co., Ltd" is located in Jiangyin City, Jiangsu Province.
"BOLNUT FASTENER" export products include various different specifications and types: THREADED RODS, HEX BOLTS, FLANGE BOLTS, CARRIAGE BOLTS, HEX NUTS, FLANGE NUTS, SQUARE NUTS, FLAT WASHERS, SPRING WASHERS, SPECIAL FASTENERS AND OTHER VARIOUS METAL PARTS. According to the standards"ANSI/ASME, DIN, BS, AS, ISO". The strength grade of the products are Class4.8, 6.8, 8.8, 10.9, 12.9, Grade2, 5, 8, A325, A194
"BOLNUT FASTENER" control each link to ensure the factory can produce the high-leave quality products, from raw material to the production process in strict accordance with the procedures and boasts well-quality inspectors and testing, which take effective control on the production process to ensure products quality. It successfully won the customer very satisfactory according to these process.
Therefore our goods have been exported toAmerica, UK, Eruope, Canada, Mexico, Central and South America, Spain, Australia, New Zealand and Middle of East.
Welcome to contact us for future cooperation, Your enquiry will be high appreciated by us. We assure you with the prompt reply & competitive prices
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- No708 Huadong Building, Yangshe Town, Zhangjiagang City, Suzhou, Jiangsu, China
-
Registered Capital
- 1,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- SHANGHAI , NINGBO ,ZHAPU , SHENZHEN, TIANJING
-
Minimum Order Quantity
- 0.4 Ton
-
Supply Chain Partners
- 18
Our Production Capability & Technical Expertise
- Main Products
- Hex Bolts Screws Nuts Washers Thread Rods, Non-Standard Metal Parts
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2012-06-06
-
Export Year
- 13 Years
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
-
Repeat Buyers Choice
- 50%~80%
-
Overseas Agent/Branch
- No
FAQ
- How can I receive your product catalog?
- Please provide your email address, and we will send the catalog within two working hours.
- Are samples available and what are the costs?
- Yes, samples are free of charge. We ship weights under 1 kg, and existing customers also receive free express shipping.
- How do I get a price list?
- Send us your email address, and we will provide the price list within two working hours.
- Can you add my logo or design to the products?
- Yes, we can accommodate custom logos or designs on the products without any issues.
- What is the typical delivery time?
- In-stock goods are delivered within 2-5 days. For 1-2 containers, it takes 18-25 days. Larger orders can be prioritized.
- What payment methods do you accept?
- We accept 30% T/T deposit with 70% before shipping, as well as L/C, D/P, PayPal, Western Union, and small-amount payments.
- How are the products packaged?
- Standard packaging is 20-25 kg per carton with 36-48 cartons per pallet (approx. 900-960 kg). Custom packaging and logos are available.
- Do you accept custom designs for boxes?
- Yes, we accept customized designs for both products and packaging boxes using our professional design team.
- How can I verify your company's legitimacy?
- We are verified suppliers on Made-in-China and undergo rigorous certification processes to ensure we are a legitimate manufacturer.
- Is factory visit allowed?
- Yes, factory visits are welcome at any time. Please contact us in advance to arrange airport or train station transportation.
Send your message to this supplier
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