- Model NO.: Hex Spear Bolts
- Type: Tunnel
- Head Style: Hexagonal
- Grade: 10.9
- Finish: Other
- Diameter: According to The Customer′s Requirements
- Length: According to The Customer′s Requirements
- Origin: China
- Material: Steel
- Connection: Common Bolt
- Standard: GB
- Application: Tunnel
- Used for: Tunnel
- Steel Grade: According to The Customer′s Requirements
- Trademark: Tedrail
Lock-bolts meet or exceed the performance of torqued bolts in both shear and tensile fasteners are easy to install and maintain,offer superior resistance and overall durability.
After special surface treatment ,this fasteners are highly anti-corrosion and qualified to fastening connection of different materials(Eg.Aluminum and steel)
Variety of Material:Steel,Stainless steel,Aluminum alloy
Types:Dome head,Large head,90°Countersunk head
Our spear tunnel bolt with plastic socket is manufactured according to customer's individual requirements. You can specify the length, diameter, steel grade, and choose from a range of surface finishes (e.g. galvanized, bright zinc plating, etc.). They can be supplied in grade 4.6 and 8.8.
Plastic socket sizes are available in:
M20 x 100, M20 x 120, M20 x 130, M20 x 135, M24 x 100, M24 x 110, , M24 x 120, M24 x 135, M24 x 140, M24 x 150, and M24 x 160.
If you are interested in it , you can contact us.