2 1/4-4 1/2 A563 Grade A Heavy Hex Nut Plain

#36 Heavy Duty Jobber Drill Bit

7/8 x 6 Reduced Shank Drill Bit (1/2 Shank)

Special flute design improves penetration without blowback or compacting

3/4-10 x 8 A307 Grade A Carriage Bolt HDG

10 x 3 Simpson Bugle-Head Wood Decking Screws - Square Drive T17 316 SS - 1 lbs Pack (68) A194 2H Heavy Hex Nuts Hot Dipped Galvanized 2 1/4-4 1/2 A563 Grade10 x 3 Simpson Bugle Head Wood Decking Screws Square Drive T17 316 SS 1 lbs Pack (68) . The type 17 tip provides fast starting and resists splitting in hardwood. Coarse threads run approximately 2 3 up the shank to draw the decking tightly to the substrate. Pre drilling is recommended near board ends to prevent splitting. 316 stainless steel is ideal where superior corrosion resistance is required.