Hottptyer watch Back Gasket Washers Replacement 90 Different Sizes Ensure function using O Ring in repair with storage box for amateurs

[ FUNCTION] Install a O ring or replace an old ring to help maintain the watch function. The gasket creates a fitted seal during watch repair and supports routine servicing when the original ring needs replacement. [90 SIZES] This assortment contains 90 different sizes of rings to suit different watch types and watch models. Multiple size options help repairmen and amateurs select a closer fit during gasket replacement without needing a separate assortment. [ORGANIZED STORAGE] The included storage box keeps the small watch seals and washers together and makes each size easier to find. Its compact format helps prevent articles from getting lost while keeping the assortment convenient to use at the workbench or during transport. [WATCH REPAIR TOOL] Designed as one of the professional watch repairing tools this assortment supports repairmen and amateurs during gasket service. Replacing a worn ring at home or in a workshop can help avoid expensive repair costs and simplify routine maintenance. [COMPACT DESIGN] Small and convenient for carrying and transportation this watch accessory set fits easily into a repair kit or storage area. The exquisite workmanship is designed to help prevent scratching the watch while rings are selected installed or replaced.