Waterproof O-Type F-Type Ring Kit with 200 Sizes - 1000pcs Watch Back Gasket Washers

This 200 Sizes 1000pcs Waterproof O-Type F-Type Ring Kit is a must-have for anyone working with watches. The kit includes O-type round and F-type flat cover waterproof rings in various sizes ranging from 0.3mm to 0.9mm. With 170 different O-type sizes and 30 F-type sizes, you'll have the perfect ring for any watch back gasket. Each size comes with 5 pieces, totaling to 1000 pieces per box.

Whether you're a professional watchmaker or enjoy fixing watches as a hobby, this kit provides you with a wide range of options to ensure a secure and waterproof seal for watch backs. The durability and high-quality construction of these rings make them perfect for long-term use.

Don't miss out on this essential kit for watch repair and maintenance. Get your hands on the 200 Sizes 1000pcs Waterproof O-Type F-Type Ring Kit today!