Sock-o-let 1" ASTM A105 Carbon steel 3000# Rated 100 Pcs. Sock-o-let 1" ASTM A105 Carbon steel 6000# Rated 100 Pcs. Thread-o-let 1" ASTM A105 Carbon steel 3000# Rated 50 Pcs. Studbolt 1/2" Dia x 3-1/2" Long. Grade B7 with 2H Nut and Washer to suit 24 Pcs.