Packages: total 16pcs gaskets, 16 different sizes.

Size: 16 different sizes from 25 to 40 mm: 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39 and 40mm.

Thickness: 0.5mm, 0.6mm, 0.7mm

Material: rubber

Color: black

Usage: The watch waterproof rubber ring is installed on the watch case

Application: watch gaskets used to keep your watch water resistant, great for watch repair and DIY watchmakers.

SKU: 923-C263/CYY