4-20 X 1/2″ Phillips Flat Head Thread Rolling Screws Steel Black Oxide & Waxed (10000 / Pkg.) Fresh Stock

Upgrade your fastener toolkit with the Thread Rolling Screws Phillips Flat Head Steel Black Oxide Tri-Lobe 48-2 #4-20 X 1/2 Plastite Screws Alternative. These high-performance screws are engineered for durable, secure joints and clean installation in a variety of metal and wood applications.

Overview: Thread-rolling screws form strong, wear-resistant threads as they are driven, minimizing material removal and reducing thread fatigue. The Phillips flat head sits flush to the surface for a neat finish, while the triangular Tri-Lobe drive enhances torque transfer and resists cam-out during installation. With a steel construction and black oxide finish, they offer solid strength and corrosion resistance for interior use and light industrial environments.

Key Features

Thread-rolling design creates robust threads without cutting, improving pull-out strength.

Phillips flat head provides a low-profile, flush fit in assemblies.

Tri-Lobe drive improves torque control and reduces stripping.

Steel construction with black oxide finish offers durability and corrosion resistance.

Size #4-20 x 1/2 in for versatile fastening in common hardware and cabinetry projects.

Plastite screws alternative for compatibility with established fastener systems.

Specifications

Material: Steel

Finish: Black Oxide

Head style: Phillips Flat

Drive type: Tri-Lobe

Thread size: #4-20

Length: 1/2 in

Applications

Ideal for cabinetry, metal enclosures, appliances, and light-duty fastenings where a flush surface and reliable thread-rolling performance are desired. Use with standard Phillips drivers for quick, repeatable assembly.

Why choose these screws

Combining a flat head, durable steel, and a tri-lobe drive, these screws deliver secure seating, high torque tolerance, and durable service in common workshop projects. They are a practical alternative to Plastite screws, offering strong performance at an affordable price.