Amazon.com: Simpson Strong Tie LSES37L Lag Screw Expansion Shield 3/8" Long (50 per Box) : Industrial & Scientific
Strong-Drive 0.270 in. x 6 in. Stainless Steel Timber-Hex Lag Screw | City Mill
Simpson Strong-Tie 3/8-in x 4-in Hot-Dipped Galvanized Strong-Drive SDWH Timber-Hex Exterior Wood Screws (30-Per Box) in the Wood Screws department at Lowes.com
1/2" x 6" Simpson Strong-Tie Titen HD Screw Anchor Mechanically Galvanized, 20/Box