Reliable FKWZ104XMR Screw, #10-13 Thread, 4 in L, Partial, Twin Lead Thread, Flat Head, Square Drive, Regular Point

Reliable Screw, Thread Size: #10-13, 4 in L, Thread Type: Partial, Twin Lead, Head Type: Flat, Drive Type: Square, Point Type: Regular, Steel, Zinc, Thread Length: 2.664 in, Drive Size: #2, Applicable Materials: Softwood, Wood, Length Under Head: 3.884 in