10 PCS Watch Rear Cover Tapping Knife Watch Opener, Style:, Yellow Narrow Mouth, Yellow Wide Mouth, Orange Flat-blade Mouth, Brown Narrow Mouth, Brown Flat-blade Mouth

1. Easy to carry and easy to operate
2. Wear-resistant and durable, environmentally friendly and healthy material
3. Ergonomic, optimized material, widely used
4. Scope of application: watch repair
5. Size: narrow mouth / wide mouth: 4 x 8.5cm, all steel dual use: 12.8 x 1.4cm, green handle dual use: 13.3 x 2.2cm
6. Weight: narrow mouth / wide mouth: about 25g, all-steel dual-use: 41g, green handle dual-use: 37g