5/8 x 12 Hex Lag Screw Hot Dipped Galvanized

13/64 Heavy Duty Drill Bit - Stubby Length

which means you can place them close to each other without having to worry about compromising structural integrity

7/8-9 x 4 Hex Cap Screw SS 18-8 (A2)

Coarse threads run approximately 2/3 up the shank to help draw the decking tightly to the substrate

8 x 1 1/4 Simpson Truss-Head Wood Screws - Square Drive 305 SS - Carton (1000) Slotted Hex Nuts 5/8 x 12 Hex Lag8 x 1 1 4 Simpson Truss Head Wood Screws Square Drive 305 SS Carton (1000) . #2 square drive truss head, coarse thread similar to Swaneze screws Fasten all materials to wood or wood substitute materials Pre drilling recommended dependent on substrate