<p>Self Drilling Tapping Screw, Self Drilling, Head Type Hex Washer, Thread Size 1/4 In.-14, Head Color Standard, Length 1 In., Hardened Steel, Zinc Plated Finish, Drive Type Hex, Driver Size 1/4 In., Head Dia. 0.305 In. to 0.312 In., Head Height 0.172 In. to 0.190 In., Hex Width 0.367 In. a 0.375 In., Drill Point Size #3, Self-Drilling Screw Hex Washer Head, Meets/Exceeds IFI-113/ASME B18.6.4, Package Quantity 100</p> <p><br /><b>Features</b></p> <ul> <li>Application: Self-Drilling Screw Hex Washer Head</li> <li>Finish: zinc plated</li> <li>Item: Self Drilling Tapping Screw</li> <li>Length: 1&quot;</li> <li>Material: Hardened Steel</li> <li>Thread Size: 1/4&quot;-14</li> <li>Type: Self Drilling</li> <li>Drive Type: Hex</li> <li>Driver Size: 3/8&quot;</li> <li>Head Type: Hex Washer</li> <li>Meets/Exceeds: IFI-113/ASME B18.6.4</li> <li>Head Dia.: 0.305&quot; to 0.312&quot;</li> <li>Head Height: 0.172&quot; to 0.190&quot;</li> <li>Hex Width: 0.367&quot; a 0.375&quot;</li> <li>Drill Point Size: #3</li> <li>Head Color: Standard</li> <li>System of Measurement: Inch</li> </ul> <p></p>