A spindle with a thread on one side and a diameter of 3 mm is intended for mounting various accessories, such as: felt polishing wheels, cutting discs, flap discs, etc. The product is suitable for a mini circular saw or a mini grinder. https://elecena.pl/product/22621798/3mm-mini-grinder-head-mandrel-m3-polisher-axle 2023-02-23 https://elecena.pl/product/22621798/3mm-mini-grinder-head-mandrel-m3-polisher-axle 2025-10-29