consider the (BB™) 1/4-20 Toggler SNAPTOGGLE® Heavy Duty Toggle Bolt Zinc Plated (100)

as you only have to pay one flat rate regardless of the quantity you choose

1/2 x 5 Titen HD Concrete Anchor Mech Galvanized (20)

50 x 40 Hex Cap Screw DIN 933 A2 (18-8) Stainless Steel - DIN 933 A2 Hex Cap Screws are manufactured from A2-70 stainless steel per ISO 3506 part 1

306 inches

3/16 Heavy Duty Jobber Drill Bit (12) Spike Impact Anchors Zinc Plated consider the (BB™) 1/4-20 Toggler3 16 Heavy Duty Jobber Drill Bit . Web construction is heavier than general purpose construction making it particularly suitable for cotter pin hole drilling and cross hole drilling in head of bolts. The heavy construction affords efficient drilling in stainless steel and other hard materials. The split point reduces the thrust requirements and minimizes walking.