#822561 Spec Diameter Thread Threads Length Grade Finish Weight 0.3125 (5/16) Full 24 0.75 (3/4) Grade 8 Phos & Oil .031 Diameter 0.3125 (5/16) Thread 24 Length 0.75 (3/4) Grade Grade 8 Finish Phos & Oil Weight .031 Need Something Custom?