5/16"-18 X 3/4" Machine Screws | Indented Hex Washer Head | Steel Zinc Plated (1250/Pkg.)

Mutual ScrewSKU: 3112MWKC

Price:
Sale price$316.86per 1250( $0.25 each)
Pieces 1250
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 3/4
Material Steel
Grade Steel
Finish Zinc Plated
Drive Unslotted
Head style Indented Hex Washer
Threads per inch 18
Thread style Fully Threaded
Weight 35.0 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

Upgrade your fastening arsenal with our Machine Screws Unslotted Indented Hex Washer Zinc Plated 5/16-18 x 3/4. Engineered for strength and reliability, these screws are ideal for durable metal-to-metal assemblies.

Why choose these machine screws?

  • Head style: Unslotted Indented Hex Washer Head for a clean, flush appearance and secure seating.
  • Finish: Zinc plated coating provides corrosion resistance in typical shop and field environments.
  • Thread and size: 5/16-18 UNC thread ensures compatibility with standard nuts and tapped holes.
  • Length: 3/4 in length for precise spacing in thin materials or assemblies.
  • Material: Steel construction delivers durability and long-lasting performance.

Applications

Perfect for electrical enclosures, machinery, automotive interiors, metal cabinet assemblies, and other projects requiring a secure, vibration-resistant fastener.

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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