1-8 x 5 Socket Set Screw Cup Point Alloy

#32 Heavy Duty Jobber Drill Bit

1/4 x 3 3/4 Phillips Flat Hi-Low Thread Concrete Screws Blue Ceramic Coated

#11 Heavy Duty Jobber Drill Bit

8 x 1 5/8 Simpson Self-Drilling Fiber-Cement Screws 410 SS - Box (100)

3/4-16 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (20) 3/4-10 Grade 8 Hex Cap Screws Yellow Zinc Plated 1-8 x 5 Socket Set3 4 16 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (20) . 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