(25 Pieces) 1/2-13x3 Grade 8 Hex Flange Bolts Screws UNC Coarse Partial Threads Zinc Yellow Trivalent

(25 Pieces) 1/2-13x3 Grade 8 Hex Flange Bolts Screws UNC Coarse Partial Threads Zinc Yellow Trivalent

25 Pieces Total Diameter/Pitch: 1/2"-13 | Length Under Head: 3" Grade: 8 | Finish: Zinc Yellow Threading: Coarse Partial RoHS, REACH, Prop 65 Compliant Ships in small polybag with description, quantity, item #, lot #, and country of origin Grade 8 non-serrated flange (frame) bolts are commonly used in applications where a wide bearing surface is needed to distribute the load and prevent damage to the connected materials. Their built-in washer design helps distribute pressure, making them ideal for high-stress and high-vibration environments. Coated in zinc with a yellow trivalent finish, ensuring it withstands 96 hours before red rust appears, and is baked after plating to prevent hydrogen embrittlement.