1/2″-13 x 4″ Stainless Steel Hex Bolts, 3 PieceCondition:* New Surplus Stock, No OEM Packaging. As Pictured.Additional Notes:* Thread Density: Coarse* Diameter: 1/2″* Thread Count: 13* Length: 4″* Length Tolerance: +0.04″ / -0.06″* Thread Direction: Right Hand* Head Style: Hex* Drive Type: External Hex* Head Height: 0.302″ – 0.323″* Width Across The Flats: 3/4″* Fully Threaded: No* Dimensional Standard: ASME B18.2.1UNKRP24766