GRK Caliburn XL Concrete Screws are engineered with a patented thread design for easy driving into concrete. Superior holding power, Caliburn Screws can also be removed & reinstalled with no loss of strength. Perfect for anchoring deck posts to concrete, cement, or brick. Available in sizes & quantities for any project.
GRK Caliburn XL Concrete Screws:
Climatek Coated Hardened Steel For Corrosion Resistance
Code Approved For Treated Lumber
Available In 19/64" Diameter
2-3/4", 3-12", Or 5" Lengths
HandyPaks, Or Bulk Cartons Depending On Size
Torx Bit Included Except For Bulk Cartons
Caliburn XL Concrete Screws Use T40 Bit
Integrated Washer Head
Aggressive Heavy Duty Threads For Unmatched Holding Power
