3/8-16 X 2 CARRIAGE Z

Carriage Bolt: A headed and externally threaded mechanical device, designed for insertion through holes in a soft material, such as a wood or pre-punched hole in harder material in which the square shank below the head grooves into, to prevent the bolt from spinning during installation and tightening of a nut Material: Low Carbon Steel Standard thread length: Full thread up to 6” 2/3 threads over 6”