1/4"-20 x 1/2" Zinc Plated Grade 2 / A307 Steel Coarse Thread Hex Bolts
These 1/4-20 x 1/2 coarse hex bolts from Midwest are crafted from low-carbon steel, ensuring durability and strength for a wide range of applications. Featuring a zinc finish, they offer moderate corrosion resistance, making them suitable for both indoor and outdoor use. The hex head design allows for easy installation and removal using standard wrenches or sockets, while the head stamping enables quick class and grade identification even after installation. Designed with precise threading, these bolts provide smooth engagement and maximum holding power, ensuring components stay securely connected under stress. Ideal for construction, machinery assembly, and maintenance tasks, these bolts deliver reliable performance in various industrial and commercial settings. Midwest’s quality and attention to detail make these hex bolts a dependable choice for professionals and DIY enthusiasts alike.
Features
- Manufactured from low-carbon steel for durability and strength
- Zinc finish provides moderate corrosion resistance
- Head stamping provides easy class/grade identification even after installation
- Precise threading provides smooth engagement and maximum holding power, ensuring components remain firmly connected under stress
- Hex head design allows for easy installation and removal with standard wrenches or sockets
Specifications
- Thread Size: 20
- Finish: Zinc
- Length: 1/2"
- Retail Selling Unit Piece Count: 100
- Nominal Size: 1/4 in.-20 x 1/2 in.
- Tariff Code: 7318.15.2065
- Subclass: H2
- Drive Size: 7/16" Wrench/Socket
- Diameter: 1/4"
- Scale: Standard
- Country of Origin: China
- Class: BL
- Material: Steel
- Product Line: GF
- Drive Type: Hex
- Thread Type: Coarse
















































