ALLIED BOLT 9000-100 5/8" 2-HOLE CLAMP PK/50 Used to secure cable, pipe, and conduit to various surfaces.
Stamped from AISI 1018 Steel.
Mechanically galvanized to meet ASTM Specification B695, Class 50, Type 1.
Manufactured in the United States.
picture is of a 1-1/2"