1/2" x 6" Conquest Large Diameter Concrete Screws - Galvanized, Pkg 25 – Fasteners Plus
Concrete Screws Galvanised M10 x 120 mm Hexagon Head | Wovar
FISCHER 536851 Adjustable galvanized steel concrete screw with hexagonal head and Torx and integrated washer UltraCut FBS II US TX | Mister Worker®
4x Heavy duty galvanized screw 8x65mm
CONFAST LDC38134 3/8" x 1-3/4" Zinc Plated Large Diameter Concrete Screw for Anchoring to Masonry, Brick or Block (25 per Box): Amazon.com: Industrial & Scientific