In some applications, U-bolts may be inserted into wet concrete with the threaded arms pointing up.
. U-Bolt Round Bend 3/8in-16 X 3in X 4-1/8in (2-1/2in Pipe) Plated Steel 10PK U-bolts feature machine threading on both arms and are designed to be inserted into two pre-drilled holes.Diameter-Thread Size: 3/8 inch-16Inside Width/Compatible Pipe Diameter: 2-1/2 inchUsed to secure pipe, conduit, cable or other cylindrical objectsRequires pre-drilled holes (hole should be the same diameter as the threaded post)Includes u-bolt plate and 2 nutsThread Type: Coarse, Thread Class: UNC-2A, Point Style: Blunt They are primarily used to anchor cylindrical objects such as pipe, conduit, cable, tubing, round bar or rope.