Mini Rubber O-Ring Watch Crown Waterproof Watch Back Cover Gaskets Watch Repair Tool Accessories Waterproof Washer O-Ring

Features: 1. Rubber O-Ring watch gasket used to keep your watch water resistant. 2. Made of rubber material, flexible and wear-resistant, durable to use. 3. The crown o-ring is good accessory for watch repairing. 4. Suitable for watchmakers and watch repairing workers to use. 5. Having excellent workmanship and suitable for various of watches.

Specifications: Item Type: Watch Crown O-Ring Material: Rubber Function: Watch Repairing Accessory Contains 10 popular size (unit: mm) : 1.4x0.6x0.4mm 1.5x0.6x0.7mm 1.6x0.6x0.5mm 1.7x0.7x0.5mm 1.8x0.8x0.5mm 1.9x0.8x0.7mm 2.4x1.4x0.5mm 2.8x1.75x0.53mm 3.2x1.8x0.7mm 3.6x1.7x0.8 mm( Each size including about 50pcs )

Package Included: 1 x Box of Waterproof Seal