An inspection mirror with a twist-preventing telescopic rod that will not wobble even after long-term use. [Features] The angle of the mirror can be adjusted freely, improving visibility during work. The oval-shaped telescopic rod prevents twisting and wobbling during long-term use. The rod can be expanded and contracted from a total length of 180mm to 530mm. The frame is made of non-magnetic stainless steel and can also be used for inspections around circuit boards. Comes with a magnet at the rear end to catch dropped parts in tight spaces. Comes with pocket clip. [Application] For inspection of places that cannot be checked directly. For inspection of narrow spaces such as inside and behind machines, around car engines, etc. [Specs] Mirror size: φ30mm Total length: 180-530mm Weight: 36g Material: Mirror/Glass, Frame & Rod/Stainless Steel