HeadLOK® offers higher design shear than 3/8" lag screws and no pre-drilling is needed

3/8-24 x 1 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (100)

3/16 x 2 1/4 Phillips Flat Hi-Low Thread Concrete Screws Blue Ceramic Coated

9 x 3 1/2 Simpson Trim-Head Wood Decking Screws - Square Drive 305 SS - 1 lbs Pack (62)

1-8 x 20 A307A Hex Bolt Hot Dipped Galvanized 3/8-24 Grade 8 Hex Cap Screws Plain - Domestic USA HeadLOK® offers higher design shear1 8 x 20 A307A Hex Bolt Hot Dipped Galvanized. A307A Hex Bolts are manufactured from low carbon steel, typically 1015 1022. Our A307A bolting meets or exceeds ASTM A307 Grade A. Material is manufactured with rolled threads. Zinc plated material meets or exceeds ASTM F1941. Tensile strength will meet or exceed 60,000 psi.