Yellow zinc plated bolting will meet or exceed ASTM F1941

1/4 x 1 1/2 Nail-In Anchor Mushroom Nylon (100)

The FastenMaster FlatLok 2 7/8" Structural Wood Screw is designed for outdoor construction and heavy-duty wood fastening

5/16-18 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (800)

Can easily be backed out

#12 x 3 1/2 Simpson Flat-Head Deck-Drive™ DWP Wood Screws 305 Stainless Steel (T27) - Box (5 lb. - 210) Square Flat-Head Self Drilling Screws with Wings 410 Stainless Steel Yellow zinc plated bolting willThe #12 x 3 1 2 Simpson Flat Head Deck Drive DWP Wood Screws 305 Stainless Steel (T27) offer superior corrosion resistance and increased drill point strength. The stainless steel design ensures long term durability in outdoor projects and comes with a box of 210 screws that weigh a total of 5lbs.