Model NO.: LKIR
Sample: Free (If in Store)
Market: Global
Optional Material: Stainless Steel, Carbon Steel, Alloy Steel, Brass
Optional Properties: A2/4-50/70/80, Class 6/8/10, Grade 2/5/8......
Optional Finish: Zinc, HDG, Magni, Geomet, Dacromet, Passivate.....
Optional Size: M6 - M24, 1/4" - 1"
Trademark: LK
Transport Package: Bulk Packing; Small Box Packing
Specification: DIN, ANSI, ISO, JIS and Non-standard
Origin: China
HS Code: 7318
Stainless Steel 304 Heavy Hex Nut
1> Description: Stainless Steel 304 Heavy Hex Nut
2> Material: Stainless Steel 304
3> Surface: Passivated
4> Size: M5(3/16") up to M24(1")
5> Mechanical Properties: A2-50/70/80, A4-50/70/80
6> Packing: Bulk packing and box packing, as per customer request

Lockey Industrial Co., Ltd. is a leading manufacturer and exporter of nuts and bolts, offering a wide range of standard and custom fasteners. Our product line includes:
- Hex Nuts: DIN934, ISO 4032, DIN555, DIN6915, ISO4035, ANSI B18.2.2
- Square Nuts: DIN562, DIN557, ANSI B18.2.2
- Hex Flange Nuts: DIN6923, ISO 4161, ANSI B18.2.2
- Nylon Nuts: DIN985, DIN982, ANSI B18.16.6
- Special Nuts: Hex Coupling Nut, Channel Nut, Sliding Nut
We also produce other fasteners such as bolts, screws, washers, and specialized hardware parts for automotive and industrial applications. Over 70% of our products are exported globally.
Our company has been in operation since 1973, with a strong focus on innovation, quality, and customer satisfaction. We are committed to delivering high-quality fasteners that meet international standards. With an ISO 9001 certification, we ensure strict quality control throughout the manufacturing process.
Q&A
**Who is Lockey?**
Lockey Industrial Co., Ltd. is part of the Dragon Iron Group, a well-established fastener manufacturer based in Taiwan. Founded in 1973, we have over 40 years of experience in the industry. Our main production facility is located in Jingjiang City, and we have a sales office in Dongguan to support global exports.
**What does Lockey do?**
We specialize in producing and exporting a wide variety of fasteners, including bolts, nuts, screws, washers, and more. Our products are used in various industries such as automotive, construction, and machinery. We also offer custom solutions for special requirements.
**Why choose Lockey?**
Lockey is known for its commitment to innovation, quality, and customer service. We believe in building long-term partnerships with our clients, not just selling products. We provide technical support, share market insights, and work closely with customers to ensure their needs are met.
**How does Lockey ensure quality?**
With over 40 years of experience and an ISO 9001 certification, we have a robust quality assurance system. Our team of skilled workers and engineers ensures that every product meets the highest standards. Regular training and strict quality checks help us maintain consistency and reliability.
**Do you produce non-standard items?**
Yes, we can manufacture custom fasteners based on your specifications. Please send us your drawings or detailed requirements, and we will provide a quotation.
**Do you have a published price list?**
No, we don't have a fixed price list because market conditions can change frequently. Our sales team works closely with customers to provide competitive pricing based on your order volume and requirements.
**Do you offer discounts?**
Yes, we offer discounts for bulk orders. However, our sales team always aims to provide the best possible price for each customer.
**Do you provide samples?**
Yes, we offer free samples if available in stock. However, we do not cover the cost of express shipping.
**What is the delivery time?**
For standard items, it usually takes 20–40 days. For non-standard items, it may take 35–60 days. The exact timeline depends on the order size and complexity.
**What is the payment term?**
We prefer T/T (Telegraphic Transfer) or L/C (Letter of Credit). Western Union is also acceptable for small payments like sample shipping fees.
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