5/16"-18 X 1-1/4" Machine Screws | Flat Head | Six Lobe Drive | Steel Zinc Plated (1500/Pkg.)
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5/16"-18 X 1-1/4" Machine Screws | Flat Head | Six Lobe Drive | Steel Zinc Plated (1500/Pkg.)

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5/16"-18 X 1-1/4" Machine Screws | Flat Head | Six Lobe Drive | Steel Zinc Plated (1500/Pkg.)

Mutual ScrewSKU: 3120MTFKC
Price:
$542.45per 1500( $0.36 each)
Pieces 1500
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 1-1/4
Material Steel
Grade Steel
Finish Zinc Plated
Drive Six Lobe
Head style Flat
Threads per inch 18
Thread style Fully Threaded
Weight 37.0 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

Our Machine Screws Flat Zinc Plated Torx Alt 5/16-18 x 1-1/4 in are built for strength, durability, and dependable performance in metal-to-metal assemblies. The flat zinc plating provides excellent corrosion resistance, while the Torx Alt drive delivers high torque transfer with reduced cam-out for fast and easy tightening.

Key specifications

  • Size: 5/16-18 UNC
  • Length: 1-1/4 in
  • Drive: Torx Alt
  • Finish: Flat zinc plating
  • Material: Steel
  • Applications: Suitable for tapped holes or assemblies where a secure machine-screw connection is required in panels, brackets, enclosures, and equipment.

Why choose these screws? They combine a robust general-purpose thread with a corrosion-resistant finish and a Torx Alt drive that resists stripping under heavy use. Whether you're repairing electronics, assembling machinery, or securing panels, these 5/16-18 x 1-1/4 in screws offer dependable performance and easy installation.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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