Quantity & Size: You will get 35 pcs hex head concrete screws 1/4" x 2-1/4", 1 pcs 3/16" drill bit, 1 pcs magnetic 5/16" driver bit. Having plenty of concrete screws 1/4 for various projects
Epoxy Exterior Blue Coating: Our masonry screws are made from 1022A carbon steel, finished with epoxy exterior blue coating. The cement screws have high hardness and great corrosion resistance. Suitable for dry to moist environment
Conical Diamond Point: The concrete screw features an unique conical diamond point for faster drilling, allows for superior penetrating into concrete slabs
High-Low Thread: with high-low thread design, the brick screws create a removable fastening. The high threads easily and quickly cut into masonry materials. The low threads provide positive stability
Application: This concrete screw anchor is designed for use in most masonry base materials, such as concrete, brick or block, cement, stucco, mortar, cinder block. Acceptable for use in ACQ treated lumber