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