The screws are available in standard head styles with diameters ranging from #6 through 5/16 in. Leland-Powell Fasteners, 8160 Highway 45 S, Martin, TN 38237, (731) 587-3106, lelandpowell.com ...

Sheet-Metal Screws Jan. 11, 2007 Lo-Drive Thread Rolling and Grip-Lite screws, designed for thin sheet-metal applications, offer increased strip-out torque and a radius point for safety.