#822997 Spec Diameter Thread Threads Length Grade Finish Weight 0.25 (1/4) Full 20 0.5 (1/2) Grade 8 Phos & Oil .0147 Diameter 0.25 (1/4) Thread 20 Length 0.5 (1/2) Grade Grade 8 Finish Phos & Oil Weight .0147 Need Something Custom?