The 1598ATS100 is a set of accessory screws specifically designed for fastening components to stand-off bosses. Each screw has a size of #6 x 1/4 inch (6.4mm). These screws are intended for use with Hammond's 1595, 1598, and 1599 series of electronic enclosures. Sold in a package of 100, they are ideal for production environments or as replacement hardware for securing PCBs and other internal hardware reliably.