This Special rail Bolt is Self Threading with Cam grip glue on threads
and serrations under the head. Used where there is no access to the back to
install a nut. Hole size for 3/16" thick steel is Letter "S" drill.
Spec: 3/8-16 x 1-1/4 Dog Point T45 Drive self threading & cam grip glue with
Armor-coat Plating>>THE NEXT BEST THING TO STAINLESS STEEL<<
Price is per 100 Pcs