Cully™ Tapcon™ Concrete Screw, 1/4 in Dia, 4 in Overall Length, Hex Washer/Slotted Head Drive, Steel Material, 3/16 in Drill, Blue Climaseal® Coated, Applicable Materials: Concrete, Block and Brick, 0.187 in H x 0.308 in W Head
ClimaSeal® finish provides extended corrosion resistanceSuperior pull out and shear strengthsHigh-low thread designTapcon™ is recommended for areas with soft concrete aggregateBlue head