Must Have 1/4″-20 X 1″ Machine Screws Indented Hex Head Slotted Drive Steel Black Oxide (2000/Pkg.)
Original price was: $268.31.$112.69Current price is: $112.69.
For orders under $150.00, a shipping fee of $12.99 applies.
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.





