5/8-11 x 2 1/2 Hex Cap Screw SS 316 (A4)

7 x 1 5/8 Simpson Trim-Head Self-Drilling Siding Screw - Square Drive 410 SS - Carton (5000)

7/8-14 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated

bulkheads and other heavy timber

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

8 x 1 5/8 Phillips Flat w/ Nibs Self Drilling Cement Board Screws w/ Wings Ruspert Coated - Carton (4000) 1 1/4-7 Socket Cap Screws Alloy 5/8-11 x 2 1/2 Hex8 x 1 5 8 Phillips Flat w Nibs Self Drilling Cement Board Screws w Wings Ruspert Coated Carton (4000) . Meets F. I. P. 1000. 7 for torsional strength and drill speed Ceramic coating provides protection from corrosion Wings ream hole in board preventing "jacking action" Nibs under head clamp board firmly