1/4"-20 X 3/4" Machine Screws | Round Head | Slotted Drive | Steel Black Oxide (3000/Pkg.)

Machine Screws Slotted Round – engineered for durability and versatility. These steel machine screws feature a classic slotted drive, a round head for a clean, low-profile appearance, and a black oxide finish that provides corrosion resistance and a sleek look for metal-to-metal assemblies, electronics enclosures, and machinery projects. The 1/4-20 thread size with a 3/4 inch length is a reliable standard for a wide range of applications.

Key Features

• Slotted drive for easy installation with a standard screwdriver
• Round head design for a smooth, flush appearance in exposed or recessed applications
• Steel construction delivers strong, dependable performance
• Black oxide finish offers moderate corrosion resistance and a sleek, professional look
• Metric-compatible sizing: 1/4-20 UNC thread with a 3/4 in length

Specifications

• Thread size: 1/4-20 UNC
• Length: 3/4 inch
• Material: Steel
• Finish: Black oxide
• Head type: Round
• Drive type: Slotted

Applications

• Metal fabrication and machinery assemblies
• Electronics enclosures and control panels
• Automotive and hobby projects requiring a robust fastener with a clean finish

Why choose these fasteners? They combine a proven slot drive with a durable round head and a protective black oxide finish, delivering reliable performance in everyday fastening tasks. Use with compatible nuts or tapped holes for secure, long-lasting joints.

Installation & Care

Ensure threads are clean and aligned before tightening. Use an appropriate screwdriver to avoid head damage, and torque to manufacturer recommendations for your specific application. Store in a dry environment to maintain the finish and prevent corrosion.