[25 PKG] Hex Head Cap Screws Grade 8 Steel Plain Fine Thread 1-1/8-12 x 3-1/2

Mutual ScrewSKU: 11356CH8PBB

Price:
Sale price$173.46per 25( $6.94 each)
Pieces 25
Measurement type Inch
Thread size 1-1/8-12
Diameter 1 1/8
Length 3-1/2
Material Steel
Grade Grade 8
Finish Plain
Head style Hex
Threads per inch 12
Thread style Partially Threaded
Weight 34.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Hex Head Cap Screws Grade 8 steel, plain finish, fine-thread design for secure, high-strength fastening. This 1-1/8-12 x 3-1/2 screw delivers proven performance in heavy machinery, automotive assemblies, and construction projects where fasteners must hold under load.

  • Material: Grade 8 steel for increased strength and durability.
  • Finish: Plain, uncoated steel (not corrosion-resistant). For exposure to moisture, consider a coating or alternative alloy.
  • Thread: Fine thread (12 per inch) for smoother engagement and higher clamping force.
  • Head & Drive: Hex head designed for common hex drivers, ensuring strong torque transfer and straightforward installation.
  • Size: Diameter 1-1/8" with a 3-1/2" length (overall).
  • Applications: Perfect for machinery, equipment, automotive assemblies, and structural components that require reliable, high-strength fasteners.

For best results, use with compatible nuts or threaded holes and ensure full thread engagement. Consider alternative materials if corrosion resistance is a requirement.

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