3/4-16 x 10 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (15)

8 x 1 5/8 Simpson Bugle-Head Self-Drilling Screw - Square Drive 410 SS - Carton (3000)

7 x 1 5/8 Simpson Trim-Head Wood Decking Screws - Square Drive 316 SS - 1 lbs Pack (195)

nylon insert locknuts can be reused more times than a two-way reversible nut

8 x 1 3/4 Phillips Flat Particle Board Screw w/ Nibs T17 Black Oxide - Carton (4

5/16 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (100) 1/2-13 Socket Cap Screws Zinc Plated 3/4-16 x 10 L9 Hex5 16 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (100) . L9 High Tension USS pattern flat washers are designed for use in high stress, severe service environments. The highest mechanical strength off the shelf fastening system available, its special features control torque tension characteristics to develop high clamp loads when using properly controlled tightening methods.