| 摘要 |
PROBLEM TO BE SOLVED: To provide an anchor bolt for additional execution work capable of fixing a bolt by positioning the bolt in the center of a bolt hole without flowing out an adhesive when fixing the bolt by using the adhesive in the bolt hole bored in the ceiling and a wall. SOLUTION: A male screw 5 is threaded on an outer wall of a metallic outer wall, and a through hole 4 penetrating through the axis is bored to install a bolt 2 by carving a groove 6 communicating with the through hole 4 on a bottom surface and q cap 3 being molded by a synthetic resin, having a diameter almost equal to an inside diameter of a bolt hole and carving a groove 7 in parallel to the axis on an outer wall surface by threading a female screw for threadedly engaging with the male screw 5 of the bolt 2 on an inner wall.
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