Here is the rewritten and improved English version of your content, with added details to make it more natural and comprehensive, exceeding 500 characters: --- **Product Specifications:**
  • Model No.: GB6170
  • Type: Hexagon Head
  • Head Style: Hexagonal
  • Grade: 8, 10, 12
  • Marking: Custom
  • Trademark: NGL
  • Specification: M6 - M64
  • HS Code: 7318160000
  • Material: Carbon Steel
  • Connection: Common Bolt
  • Standard: DIN, ANSI, GB, JIS
  • Finish: Black, Plain, Zinc, YZP, HDG
  • Size: M6 - M64
  • Transport Package: 25kg Cartons on European Pallets
  • Origin: China
Dec Size Grade Finish
GB6170 M8 - M64 8/10/12 Black, Zinc

**Product Details:**

**Basic Info:**

- **Model No.:** NGL - **Material:** Steel, Stainless Steel - **Type:** Hexagon Head - **Connection:** Common Nuts - **Head Style:** Hexagonal - **Standard:** DIN, ANSI, GB, JIS - **Grade:** 8/10/12 - **Finish:** Blue-White Zinc Plated - **Name:** Hex Head Nuts - **Usage:** For Hex Head Bolts – Standard Connection - **Raw Material:** Steel - **Surface Treatment:** Zinc Plate - **Diameter:** 2mm - 65mm - **Technique:** Cold Forming / Hot Forming **Additional Info:**

- **Trademark:** NGL - **Packing:** Inner boxes in cartons; pallets available upon request - **Standards:** ISO9000, EICC - **Origin:** China - **HS Code:** 7318160000 - **Production Capacity:** 800 Ton/Month **Heavy Hex Nuts** with **ISO 9001:2008** certification.

**Description:** Heavy Hex Nuts
**Size:** 7/8" - 3 1/2"
**Material:** Carbon steel or as per customer requirements
**Grade:** Class 2 - Class 8
**Finish:** Plain, Black, Zinc Plated, HDG, Dacromet

**Payment & Shipping Terms:**
- **Minimum Order Quantity:** 2 Metric Tons
- **Port:** Shanghai
- **Packaging:** 25Kgs/carton, 900Kgs/pallet; 20FT FCL: 20–24 tons
- **Delivery Time:** Around 45 days
- **Payment Terms:** L/C, T/T
- **Supply Ability:** 500 Metric Tons/Month

Welcome to **NGL-Fastener**, your reliable partner for comprehensive fastening solutions. We specialize in a wide range of screws, bolts, and nuts, and are capable of developing customized solutions based on your specific needs. Your drawings, samples, and specifications, combined with our expertise, will ensure a smooth development, manufacturing, and delivery process. Our goal is to provide you with the best value through our strengths: 1. **Wide product range** – covering all types of fasteners 2. **Competitive price-to-quality ratio** 3. **Deep market knowledge** 4. **Advanced production equipment and skilled team** 5. **Professional and efficient communication** 6. **Long-term partnership with clients** Let us help you find the right fastening solution tailored to your project. Contact us today for more information!

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