5/16-18 X 3 Grade 8 Hex Head Screws-100
Model #: SCHH-56-3
Price: $42.70
Description: 5/16-18 x 3 Hex Head Screws, Gr.8, box of 100, 4021-0065
- Length under Head: 3"
- Diameter: 5/16"
- Threads per Inch: NC 18
- Grade 8
Zinc Yellow Finish.
Alloy Steel with Rockwell Hardness C33-39.
Minimum tensile strength is 150,000 PSI.
Meets SAE J-429 standards.