1/4"-20 X 1" Machine Screws | Indented Hex Head | Slotted Drive | Steel Black Oxide (2000/Pkg.)

Upgrade your assemblies with the Machine Screws Slotted Indented Hex Washer Serrated Steel Black Oxide 1/4-20X1. This rugged fastener is designed for reliable metal-to-metal connections in demanding environments. It features a slotted drive for easy installation, an indented hex washer head for secure seating, and a serrated washer to resist loosening from vibration.

Key Features

• Drive Type: Slotted — accepts a common flat-blade screwdriver for quick fastening.
• Head & Washer: Indented hex washer head provides flush seating with improved load distribution and vibration resistance.
• Serrated Washer: Serrations grip the mating surface to help prevent loosening under movement.
• Finish: Black oxide finish offers corrosion resistance and a discreet, low-profile look.
• Material & Size: Steel body with 1/4-20 thread, 1 inch length (1/4-20 x 1).

Specifications

• Size: 1/4-20 x 1 inch
• Thread: Coarse UNC 1/4-20
• Material: Steel
• Finish: Black Oxide
• Drive: Slotted
• Head Style: Indented Hex Washer
• Serration: Serrated washer

Applications

Perfect for securing metal panels, brackets, machine components, enclosures, and other hardware assemblies where a durable, vibration-resistant fastener is required. The black oxide finish minimizes reflectivity and blends into steel surfaces for a clean, professional look.