Double Countersunk Locking Long Bolt
Double Countersunk Locking Long Bolt Specification
- Head Type
- Double Countersunk
- Diameter
- M6–M24 or 1/4–1
- Heat Treatment
- Case Hardened / Through Hardened
- Surface Treatment
- Zinc Plated, Hot Dip Galvanized, Black Oxide, Self Color
- Thickness
- Customized as per requirement
- Thread Type
- Metric / UNC / UNF / BSW
- Length
- 40 mm–300 mm
- Dimension (L*W*H)
- Available in multiple sizes as per standards or customer drawing
- Standard
- DIN, BS, ISO, IS, or as requested
- Grade
- 4.6, 5.6, 8.8, 10.9, 12.9
- Use
- Construction, Structural Fastening, Furniture, Scaffolding, General Engineering
- Packaging
- Bag/Box/Pallet or customized
- Corrosion Resistance
- High, depending on surface finish
- Feature
- Anti-loosening, Reusable
- Coating Options
- Yellow Zinc, Mechanical Galvanized, Dacromet, as specified
- Material
- Carbon Steel, Alloy Steel, Stainless Steel
- Application
- Designed for secure and vibration-resistant joints
- Customization
- Available for head style, dimensions, and markings
- Tensile Strength
- Up to 1200 N/mm2 depending on grade
Double Countersunk Locking Long Bolt Trade Information
- Supply Ability
- 140 Per Month
- Delivery Time
- 2-9 Days

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