[1500 BULK] Machine Screws Slotted Indented Hex Washer Zinc Plated 5/16-18 X 3/4

Machine Screws Slotted Indented Hex Washer Zinc Plated 5/16-18 X 3/4 deliver reliable fastening for metal-to-metal assemblies. The combination of a slotted drive, an indented hex washer head, and a durable zinc plating ensures secure seating, easy installation, and long-lasting corrosion resistance in a variety of applications.

Key features

• Slotted drive for quick, tool-compatible installation with standard screwdrivers.
• Indented hex washer head provides a flush seating and even load distribution.
• Zinc plated finish offers corrosion resistance in indoor and some outdoor environments.
• 5/16-18 UNC thread size ensures compatibility with common tapped holes and nuts.
• Length of 3/4 inch makes these screws suitable for a range of thicknesses and assemblies.

Specifications

• Diameter: 5/16 in
• Thread: 5/16-18 UNC
• Length: 3/4 in
• Head style: Slotted Indented Hex Washer
• Material: Steel
• Finish: Zinc Plated

Applications

Ideal for equipment, machinery, automotive, electrical enclosures, and general metal fabrication where a secure, corrosion-resistant fastener is required. The zinc plating enhances durability in mildly corrosive environments while the standard UNC thread provides reliable mating with common hardware.