[225 PKG] Hex Head Cap Screws Grade 5 Steel Plain Fine Thread 1/2-20 x 2-1/2

Hex Head Cap Screws Grade 5 Steel Plain Fine Thread 1/2-20 x 2-1/2 are rugged fasteners designed for high-torque assemblies where dependable strength and a secure fit matter. This plain finish, Grade 5 steel hex head cap screw combines durability with precise fine-thread performance for a wide range of industrial applications.

Product Overview

Designed to deliver reliable clamping power, these screws use a fine thread (1/2-20 UNC) for superior load distribution and vibration resistance in tight tolerances. The hex head design provides easy installation with common hand tools and standard wrenches, while the plain finish keeps costs down and reduces the risk of seated corrosion in non-coated environments.

Specifications

• Thread pitch: 1/2"-20 UNC (fine thread)
• Diameter: 1/2 inch
• Length: 2-1/2 inches
• Head type: Hex Head Cap Screw
• Material: Grade 5 steel
• Finish: Plain (uncoated)

Benefits & Typical Applications

With Grade 5 steel, these hex cap screws offer excellent combination of strength and toughness for demanding machinery, automotive assemblies, equipment maintenance, and construction projects. The plain finish is ideal for clean-room or hidden-fastener installations where plating is unnecessary or undesired. Fine-thread fasteners resist loosening under vibration when paired with a correctly sized nut and proper torque.

Care & Maintenance

Use with the appropriate nut and washer, apply thread lubricant if required, and avoid overtightening to maximize service life. Store in a dry environment to minimize corrosion potential with plain finishes.

Enhance your toolkit with these dependable Hex Head Cap Screws—a smart choice for strength, precision, and lasting performance in everyday fastening tasks. Add to cart for ready-to-use fasteners that perform when it counts.