HeadLOK® offers higher design shear than 3/8" lag screws and no pre-drilling is needed

1/2-20 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25)

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

#47 Heavy Duty Jobber Drill Bit

you can trust these anchors to offer superior strength and durability for lasting results

3/16 x 3 3/4 Simpson Flat Head Titen Turbo™ Concrete and Masonry Screw Anchor Zinc Plated w/ Ceramic Coat Silver (T25 6-Lobe) - Box (1000) 5/8-11 Button Socket Cap Screws Alloy HeadLOK® offers higher design shearSimpson Flat Head Titen Turbo anchors provide superior hold in concrete and masonry, with corrosion protection up to 5x longer than zinc plated steel screws. With a six lobe drive and a ceramic coating for extra resistance against salt, water, and extreme weather, they are the ideal choice for outdoor applications. 1000 anchors per box.