INCH, PLOW BOLT, #7 WITH LOCKING KEY HEAD TYPE, ALLOY STEEL, MATERIAL GRADE GRADE 8, PLAIN FASTENER FINISH, DIA./THREAD SIZE 1 IN.-8, FASTENER LENGTH 3 IN, FASTENER THREAD DIRECTION RIGHT HAND, FASTENER THREAD TYPE UNC (COARSE), FASTENER INDUSTRY STANDARDS SAE J-429, HEAD STYLE COUNTERSUNK, HEAD DIA. 1.634 IN, HEAD HEIGHT 39/64 IN, HEAD ANGLE (DEG.) 60, INCLUDES -