Medium degree of corrosion resistance

1/2-13 x 9 Hex Cap Screw SS 18-8 (A2)

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

13/16 x 21 ITM SDS Max X-Cutter Hammer Drill Bit

#51 Heavy Duty Drill Bit - Stubby Length

1/4-28 x 2 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100) Drop-In Anchors 303 Stainless Steel Medium degree of corrosion resistance1 4 28 x 2 1 2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100) . 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