1/2-20 x 4 Grade 8 Fine Hex Cap Screws

The 1/2-20 x 4 Grade 8 Fine Hex Cap Screws from Midwest are engineered for demanding applications requiring exceptional strength and durability. Manufactured from Grade 8 steel and finished with yellow zinc, these bolts offer reliable performance and corrosion resistance. The hex head with an integrated washer ensures easy installation and removal using standard wrenches or sockets, while the precise fine threading provides superior holding power and resistance to loosening under vibration.

Ideal for use in heavy machinery, automotive, construction, and industrial equipment, these fine thread bolts deliver enhanced tension and shear strength compared to coarse thread alternatives. The clear head stamping allows for quick grade identification even after installation, making them a dependable choice for professionals seeking quality and consistency. Midwest’s Grade 8 Fine Hex Cap Screws combine strength, precision, and ease of use to keep your critical components securely fastened.