HIGH QUALITY STAINLESS: These Pan Head Sheet Metal Screws are 100% 410 Stainless Steel which is one of the highest forms of corrosion resistant steel, making it last longer than other hardware on the market today.SELF TAPPING: Our hardware is very strong and is great for both indoor and outdoor use. The stainless steel is superior to regular steel and provides excellent rust resistance in water applications. GREAT TO KEEP AROUND: Bolt Dropper hardware is great to have around for use with sheet metal and wet environments. Bolt Dropper hardware is the highest quality available on the market and we stand by our claim 100%. They are strong, corrosion resistant and will support all of your projects.DIMENSIONS: Diameter: #8 | Length: 1" | Thread Type: Coarse (standard) | Point: Self Drilling | Head: Pan Head | Drive: Phillips | Quantity: 100 pcs | Material: 410 Stainless Steel.【Lifetime Guarantee】Our products are 100% Stainless Steel. We are so confident that our product is the best on the market that we offer a No Hassle Lifetime Guarantee. Product Description Diameter #8 #8 #10 #14 Length 1" 3/4" 1" 1-1/2" Thread Type Coarse (standard) Coarse (standard) Coarse (standard) Coarse (standard) Point Self Drilling Self Drilling Self Drilling #3 Self-Drilling Head Pan Head Pan Head Pan Head Hex Washer Drive Phillips Phillips Phillips 3/8" Quantity 100 pcs 100 pcs 100 pcs 50 pcs Material 410 Stainless Steel 410 Stainless Steel 410 Stainless Steel 410 Stainless Steel Lifetime Yes Yes Yes Yes