your screws require a stronger hold to resist gradual loosening and sudden breakage due to the excessive weight of the items they’re helping to support

00 x 360 Socket Cap Screw 12

1-8 x 6 Grade 5 Hex Cap Screw Zinc Plated

5/8 Hex Key Long Arm Alloy

6 x 3/4 Phillips Bugle Decking Screws Yellow Zinc Plated - Carton (15

5/8 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (1050) 3/4-16 Flat Socket Cap Screws Alloy your screws require a stronger5 8 L9 SAE Tension Flatwasher Yellow Zinc Plated Domestic USA (1050) . L9 High Tension SAE 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.