Gap creation tool and gap creation method

摘要

PROBLEM TO BE SOLVED: To provide a gap creating tool capable of easily creating a gap in which both ends of a rod-shaped structure can be visually recognized. SOLUTION: This is a gap creating tool for creating a gap between an accessory attached to an outer edge of a rod-shaped structure and the outer edge thereof, and the gap creating tool is held between the outer edge of the rod-shaped structure and the accessory. An insertion member 1 for inserting a tip portion 1b extending from a portion 1a to form a gap, and a fixing member 2 for inserting into the gap created by the insertion member 1 and fixing the gap are provided, and the insertion member 1 and the fixing member are provided. 2 is connected by a connecting member 3. [Selection diagram] Fig. 1