#821081 Spec Diameter Thread Threads Length Grade Finish Weight 0.375 (3/8) Partial 16 2.5 (2 1/2) Grade 8 Phos & Oil .0983 Diameter 0.375 (3/8) Thread 16 Length 2.5 (2 1/2) Grade Grade 8 Finish Phos & Oil Weight .0983 Need Something Custom?