<p>Carriage Bolt,Neck Type Square Neck,Grade A,Material Low Carbon Steel,Zinc Plated Finish,Thread Size 1/4-20,Length 3 In.,Drill Size 1/4 In.,Head Dia. 0.563 In. to 0.594 In.,Head Height 0.125 In. to 0.145 In.,Head Type Round,Square Height 0.125 In. to 0.156 In.,Square Width 0.245 In. to 0.260 In.,Tensile Strength 60,000 psi,Meets/Exceeds ASME B18.5,Package Quantity 50</p> <p><br /><b>Features</b></p> <ul> <li>Finish: zinc plated</li> <li>For Use With: Grade 2 Zinc Nuts</li> <li>Item: Carriage Bolt</li> <li>Length: 3&quot;</li> <li>Material: Low carbon steel</li> <li>Thread Size: 1/4&quot;-20</li> <li>Drill Size: 1/4&quot;</li> <li>Grade: A</li> <li>Head Type: Round</li> <li>Tensile Strength: 60,000 psi</li> <li>Meets/Exceeds: ASME B18.5</li> <li>Head Dia.: 0.563&quot; to 0.594&quot;</li> <li>Head Height: 0.125&quot; to 0.145&quot;</li> <li>Square Height: 0.125&quot; to 0.156&quot;</li> <li>Square Width: 0.245&quot; to 0.260&quot;</li> <li>Neck Type: Square</li> </ul> <p></p>