<p>Socket Head Cap Screw, System of Measurement Inch, Cylindrical Flanged, Basic Material Aluminum, Material Grade Not Graded, 1/2 In.-13, Length 3-1/2 In., Fastener Finish Plain, Fastener Thread Type UNC, Drive Type Hex Socket, Drive Size 3/8 In., Thread Style Partially Threaded, Thread Direction Right Hand, Thread Length 3/4 In., Head Height 9/16 In., Thread Dia. 1/2 In.</p> <p><br /><b>Features</b></p> <ul> <li>Item: Socket Head Cap Screw</li> <li>Length: 3-1/2&quot;</li> <li>Drive Size: 3/8&quot;</li> <li>Drive Type: Hex Socket</li> <li>Thread Length: 3/4&quot;</li> <li>Thread Style: Partially Threaded</li> <li>Thread Direction: Right Hand</li> <li>Head Dia.: 3/4&quot;</li> <li>Head Height: 9/16&quot;</li> <li>System of Measurement: Inch</li> <li>Basic Material: Aluminum</li> <li>Thread Dia.: 1/2&quot;</li> <li>Dia./Thread Size: 1/2&quot;-13</li> <li>Vented Hole Size: Not Vented</li> <li>Material Grade: Not Graded</li> <li>Fastener Finish: Plain</li> <li>Screw Industry Standards: Not Listed</li> <li>Screw Style: Socket Head Cap Screw</li> <li>Screw Head Type: Cylindrical Flanged</li> </ul> <p></p>