GRK GRK-57778 - CALIBURN™ XL CONCRETE SCREW 19/64" X 3-1/2" -25bx laser kits They simply twist-on

They simply twist-on

Aluminum base and housing offer increased durability and accuracy

secure latching

you'll have the right tools for every project

Package dimensions (LxWxH) / weight: 31-3/4" x 21" x 21-7/8" / 199 lbs

GRK GRK-57778 - CALIBURN™ XL CONCRETE SCREW 19/64" X 3-1/2" -25bx laser kits They simply twist-onHeavy Duty Concrete and Masonry Fastener Cailburn Concrete screws are professionally engineered fasteners with a patented thread design for ease of driving the screw into concrete and similar applications. Caliburn Concrete Screws are professionally engineered fasteners with a patented thread design for ease of driving the screw in concrete and similar applications. Available in three different head styles for multiple applications. Caliburn, Caliburn