5/8-11 x 1 1/2 Hex Tap Bolt Silicon Bronze

3/8 x 4 Mushroom Spike Zinc Plated (25)

TITEN® screws are 3/16" and 1/4" diameter masonry screws for attaching all types of components to concrete and masonry

1 1/2-6 x 2 3/4 Socket Cap Screw Alloy

7/16-20 x 1 1/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (600) 7/8-14 Hex Cap Screws 316 Stainless Steel 5/8-11 x 1 1/2 Hex7 16 20 x 1 1 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (600) . L9 High Tensile Strength Hex Cap Screws 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 bolting from AISI alloy steels.