3/8-16 X 1 1/2 NO. 3 HEAD PLOW BOLT GRADE 5 ZINC

A plow bolt, also known as a plough bolt, is a specialized type of bolt designed for fastening applications in which a flush surface is desired. Plow bolts are commonly used in plowing equipment, agricultural machinery, and construction equipment, where a smooth and streamlined exterior is important to prevent obstruction or damage as the machinery moves through the ground.