AN ANCHOR BOLT SET INCLUDING A TUBE FOR INSULATING AND THE METHOD FOR INSTALLING IT

摘要

The present invention relates to an anchor bolt set including a boring tube for boring an insulator capable of boring the insulator clearly without damage for strongly installing a bracket for fixing an attached object on an insulator-coated building surface in an anchor bolt and strongly installing the bracket in the anchor bolt without damage to an insulator layer as the bracket for fixing the attached object is supported by the boring tube inserted into a hole of the bored insulator.