Power Pro Metal Screws, Self-Drilling, Hex Head, 1/4-14 x 3/4-In., 52-Ct. Perky-Pet this filter housing features a

this filter housing features a pressure relief button used at cartridge change time

helps deaden sound & its trusted rust preventive formula provides a barrier from rust on cars

pex crimper & convenient holding pouch

durable finish protects against rust & corrosion

Corner Brace

Power Pro Metal Screws, Self-Drilling, Hex Head, 1/4-14 x 3/4-In., 52-Ct. Perky-Pet this filter housing features aPowerpro, 52 count, 1 4 14 x 3 4", hex washer head self drilling metal screw, star drive & pro stick bit prevent cam out & increase stability while driving, self drilling tip means no pre drilling, quickly penetrates metal up to 1 8", 11 gauge.