Zinc screws available:  
#8x1/2" mill and painted, 3/4" mill, 1" mill, 1-1/2" mill, and 2" mill, and #10x1-1/2" mill
Stainless steel screws available:  
#10x1-1/2" mill only Packaged:
Self-tapping screws for metal available: 100 ct. and 1000 ct.
Painted Screw
3/4" mill, 1" mill, and 1-1/2" mill
Spraypainted screws This company did not use factory painted screws, instead they used spray paint to touch up the screws. Gutter Source, Inc. carries factory-painted screws in all colors.