7 x 3 Simpson Trim-Head Wood Decking Screws - Square Drive 305 SS - 1 lbs Pack (98)

25 x 190 Socket Cap Screw 12

1/2-13 x 3 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

5/8 x 11 Hex Lag Screw Zinc Plated

brick or stone

7/16-20 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (50) 5/8-18 Socket Cap Screws Alloy 7 x 3 Simpson Trim-Head7 16 20 L9 Hex Collar Locknuts Cadmium Yellow & Wax Coated Domestic USA (50). L9 High Tensile Strength Hex Collared Locknuts 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. Brighton Best manufactures L9 nuts from AISI alloy