[1500 BULK] Type F Thread Cutting Screws | Indented Hex Washer Head | Unslotted | Steel Black Oxide | 5/16-18 X 1/2
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[1500 BULK] Type F Thread Cutting Screws | Indented Hex Washer Head | Unslotted | Steel Black Oxide | 5/16-18 X 1/2

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[1500 BULK] Type F Thread Cutting Screws | Indented Hex Washer Head | Unslotted | Steel Black Oxide | 5/16-18 X 1/2

Mutual ScrewSKU: 3108FWBKC
Price:
$667.80per 1500( $0.45 each)
Pieces 1500
Measurement type Inch
Thread size 5/16-18
Length 1/2
Material Steel Black Oxide
Finish Black Oxide
Drive Unslotted
Head style Indented Hex Washer
Threads per inch 18
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

The [1500 BULK] Type F thread cutting screws are designed for efficient self-tapping in sheet metal with an Indented Hex Washer Head and an unslotted drive. Finished in black oxide for corrosion resistance, they are packaged in bulk to support high-volume assembly workflows.

Specs

  • Dimensions: Diameter 5/16 inch; Length 1/2 inch
  • Finish: Black Oxide
  • Drive type: Indented Hex Washer Head
  • Thread type: 5/16-18
  • Material: Steel

Features

  • Self-tapping / Type F thread cutting enables clean threading into sheet metal with minimal pre-drilling, reducing assembly steps.
  • Indented Hex Washer Head provides flush seating and high torque transfer while resisting cam-out under load.
  • Unslotted head design eliminates insertion slippage during installation and simplifies driver alignment.
  • Finish: Black Oxide offers corrosion resistance, lubricity, and compatibility with coated substrates.
  • Bulk packaging of 1500 pieces supports consistent supply for production lines and Kanban systems.
  • Material: Steel provides balanced strength and ductility for general purpose fastenings in structural and appliance applications.
  • Applications: ideal for security enclosures, electrical cabinets, automotive panels, and HVAC housings where sheet metal fastening and reliable torque are required.

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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