5/16 X 3″ Type A Self Tapping Sheet Metal Screws Indented Hex Washer Head Slotted Drive Steel Zinc & Bake 7/16″ A/F (200/Pkg.) Luxury

Type A self tapping sheet metal screws feature an indented hex washer head for flush seating in light gauge metal. Slotted drive versions with a zinc bake finish offer durable corrosion protection and reliable clamp load in assembling panels and enclosures.

Specs

Dimensions: Diameter 5/16″, Length 3″, Across Flats 7/16″ A/F

Finish: Zinc plating with bake-on coating

Drive Type: Slotted

Thread Type: Self tapping

Features

Self tapping action: Enables fastening into sheet metal without pre-drilling, reducing assembly time and tool wear.

Indented Hex Washer Head: Provides flush seating and a wide bearing surface to distribute clamp load and resist pull-out under vibration.

Slotted Drive compatibility: Works with common hand or power drivers; simplifies field installation and retrofit into existing assemblies.

Corrosion protection: Zinc plating with bake-on coating delivers durable corrosion resistance suitable for indoor and sheltered outdoor environments.

Base material: Steel substrate supports mechanical strength and rigidity for panel connections.

Use cases: Ideal for fastening metal enclosures, appliance housings, automotive trims, HVAC ducting, and other light gauge sheet metal assemblies.

Compatibility: Effective with standard sheet metal thickness within design tolerance; supports typical clamping loads in light fabrication.