GRK GRK-57778 - CALIBURN™ XL CONCRETE SCREW 19/64" X 3-1/2" -25bx Diablo D0724A high-capacity

high-capacity

72 hour cap-off life delivers extended performance and use

Ensures screws will go in straight and flat

Max RPM 13

Best Fitting driver bits on the market

GRK GRK-57778 - CALIBURN™ XL CONCRETE SCREW 19/64" X 3-1/2" -25bx Diablo D0724A high-capacityHeavy 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