7/8-9 x 4 Socket Set Screw Cup Point Alloy

City officials wanted to make sure that the sprinklers would stay up during an earthquake

7 x 2 1/4 Simpson Trim-Head Wood Decking Screws - Square Drive 316 SS - Bulk Pail (1750)

7/8-14 x 2 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

3/4-10 x 1 3/4 Socket Set Screw Cup Point 18-8 (A2) Stainless Steel

3/8-16 x 6 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (300) 1-8 Hex Cap Screws 316 Stainless Steel 7/8-9 x 4 Socket Set3 8 16 x 6 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (300) . 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. L9