United Titanium manufactures and inventories flat phillips sheet metal screws from #4 to 1/4” diameter. We also offer flat phillips sheet metal screws upon request. These flat phillips sheet metal screws are manufactured to the most recent ASME B18.6.4, IFI, or customer stated standards with thread type AB as our standard. Our inventory is home to thousands of these flat phillips sheet metal screws in any of our various materials and sizes.