Fully Threaded Rod, Material Grade/Class 18-8, Material Stainless Steel, Finish Plain, Thread Size 5/16 In.-24, Overall Length 3 ft, Tensile Strength 65,000 psi, System of Measurement Inch, Thread Direction Right Hand, Dimensional Standards ASME B18.31.3, Maximum Temperature 302 Degrees F, Minimum Temperature -58 Degrees F, Rockwell Hardness B80 Min