of two pieces, permanently preassembled into a single unit. The carbon steel rod is ... damage while the anchor is being driven into the hole drilled in the concrete. The ... formed universal clip made of carbon steel is permanently assembled around the ... number of nuts and washers. TECHNICAL INFO Approvals: Listed by Underwriters ... Laboratories (UL), International Conference of Building Officials (ICBO ... ) carbon steel only, Board of Standards and Appeals ( ... Applications: Medium to heavy duty into concrete. Installation: (1) Drill hole ... into concrete with a carbide tipped masonry ... . If the fixture being fastened is in place and being used as a template to ... ThunderStud anchor, the mounting hole in the fixture should afford clearance for ...