5/16 X 1" Type A Self Tapping Sheet Metal Screws | Indented Hex Washer Head | Unslotted Drive | Steel Zinc & Bake (1250/Pkg.)

Mutual ScrewSKU: 3116AWKC

Price:
Sale price$186.98 Regular price$502.39per 1250( $0.15 each)
Pieces 1250
Measurement type Inch
Thread size 5/16
Length 1
Material Steel Zinc & Bake
Finish Zinc Plated
Drive Unslotted
Head style Indented Hex Washer Head
Point type Type A
Threads per inch 12
Thread style Fully Threaded
Weight 33.0 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

1250 BULK Type A Self Tapping Sheet Metal Screws feature an Indented Hex Washer Head and an unslotted drive for fast, secure fastening into sheet metal. The steel construction with Zinc & Bake finish delivers corrosion resistance and stable clamping in automotive, electrical, and HVAC assemblies.

Specs

  • Diameter: 5/16 inch
  • Length: 1 inch
  • Finish: Zinc & Bake
  • Drive type: Unslotted
  • Material: Steel

Features

  • Self tapping action: Forms mating threads in sheet metal during installation, enabling rapid assembly without pre drilling for compatible gauges.
  • Head geometry: Indented Hex Washer Head provides a wide bearing surface and flush seating, improving distribution of clamping force in thin metal substrates.
  • Corrosion protection: Zinc coating with bake finish delivers enhanced resistance to moisture and environmental exposure compared to uncoated fasteners.
  • Material suitability: Steel construction supports moderate load transfer and durable performance in enclosing panels, housings, and fabrications.
  • Applications: Ideal for automotive bodywork, electrical enclosures, HVAC duct assemblies, and general sheet metal fastening in bulk installations.

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800-222-0324

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