Simpson #7 x 1-5/8" Gray 01, Trim-Head Screw, 6-Lobe Drive 316 Stainless Steel Fume extractors What material are these screws

What material are these screws made from

Moisture-tolerant

Featuring a 36-inch exposed length with a 4-inch embed depth

Upper Wheel Diameter: 8"

Is the HTT5-3/4 suitable for use in corrosive environments

Simpson #7 x 1-5/8" Gray 01, Trim-Head Screw, 6-Lobe Drive 316 Stainless Steel Fume extractors What material are these screwsModel No. T07162FT Gray 01 Coating Material. Type 316 Stainless Steel Screw Size. #7 Length (in.) 1 5 8 Head Diameter (in.) 0. 23 Drive Type. T15 6 Lobe Head Type. Trim Head Thread Type. Coarse Threads Point Type. Type 17 Point Color. Gray 01 Approx. Count per Lb. 195 Trim Head decking screws are available in stainless steel for superior corrosion resistance in marine or high exposure environments where PVC or composite decks are installed. Trim Head