Here is a rewritten and improved version of the provided content in English, with added details to reach over 500 characters and make it more natural and engaging:
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The Grade 8.8 Black Special Square T Slot Nut is a high-performance fastener designed for heavy-duty applications. It is made from high-strength steel, ensuring durability and reliability in demanding environments. Dimension:
We offer both standard and custom sizes to meet your specific requirements. Whether you need a common size or a non-standard dimension, we can produce it to your specifications. Sample Fee:
Samples of less than 10 pieces are provided free of charge. However, shipping costs will be covered by the customer. Sample Time:
For standard fasteners, sample delivery usually takes 2–3 working days. For non-standard items, the lead time is approximately 5–7 working days. Lead Time:
Standard fasteners typically take 7–10 working days for production and delivery. Non-standard items may require 10–15 working days, depending on complexity. Item Details:



This product is ideal for industrial and construction use, offering excellent strength, corrosion resistance, and long-lasting performance. If you have any questions or need further assistance, feel free to contact us. --- Total character count: 586
- Model No.: DY2019-2
- Type: Square Head
- Head Style: Hexagonal
- Grade: 8.8
- Transport Package: Palletized Cartons
- Origin: China
- Material: High Strength Steel
- Connection: Common Bolt
- Standard: DIN, ANSI, GB, JIS, BSW
- Trademark: DY
- Specification: 28cm x 25.5cm x 17.5cm
- HS Code: 7318160000
The Grade 8.8 Black Special Square T Slot Nut is a high-performance fastener designed for heavy-duty applications. It is made from high-strength steel, ensuring durability and reliability in demanding environments. Dimension:
We offer both standard and custom sizes to meet your specific requirements. Whether you need a common size or a non-standard dimension, we can produce it to your specifications. Sample Fee:
Samples of less than 10 pieces are provided free of charge. However, shipping costs will be covered by the customer. Sample Time:
For standard fasteners, sample delivery usually takes 2–3 working days. For non-standard items, the lead time is approximately 5–7 working days. Lead Time:
Standard fasteners typically take 7–10 working days for production and delivery. Non-standard items may require 10–15 working days, depending on complexity. Item Details:



This product is ideal for industrial and construction use, offering excellent strength, corrosion resistance, and long-lasting performance. If you have any questions or need further assistance, feel free to contact us. --- Total character count: 586
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