[1250 BULK] Type AB Self Tapping Sheet Metal Screws | Serrated Indented Hex Washer Head | Unslotted Drive | Steel Zinc & Bake | 5/16 X 1

Mutual ScrewSKU: 3116ABWSKC

Price:
Sale price$547.28per 1250( $0.44 each)
Pieces 1250
Measurement type Inch
Thread size 5/16
Length 1
Material Steel Zinc & Bake
Finish Zinc Plated
Drive Unslotted
Head style Serrated Indented Hex Washer Head
Point type Type AB
Threads per inch 12
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

Type AB self tapping sheet metal screw with a serrated indented hex washer head and an unslotted drive enables secure fastening in sheet metal applications. The screw is made from steel with a zinc bake finish and measures 5/16 inch diameter by 1 inch length.

Specs

  • Dimensions: Diameter 5/16 inch; Length 1 inch
  • Finish: Zinc & Bake
  • Drive Type: Unslotted
  • Material: Steel
  • Thread Type: Self tapping

Features

  • Self tapping capability: Creates its own mating thread in sheet metal, enabling rapid assembly without pre-drilling in standard gauge panels.
  • Serrated Indented Hex Washer Head: Provides high torque retention and anti-rotation seating; serrations grip the substrate; indented washer distributes load to minimize pull-out.
  • Unslotted Drive: Reduces tool slippage and simplifies automation compatibility in production lines.
  • Finish and corrosion protection: Zinc coating with baked finish offers surface protection against corrosion in typical service environments.
  • Ideal applications: Fastening sheet metal enclosures, panels, brackets, and HVAC components in professional electrical, mechanical, and automotive assemblies.
  • Installation guidance: Use with matching hex driver bit; ensure proper alignment to prevent cross-threading and maximize seating performance.

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