1. 5 forms and 5 choices, comprehensive coverage of various maintenance scenarios 2. Integrated handle design, no need for a handle, ready to use upon receipt 3. The blade comes with an integrated injection, blade comes with an integrated injection molded handle, so there is no need to purchase a handle again 4. Handcrafted and finely polished, without burrs or tooth patterns, making it easy to pick up precision components without being easily damaged 5. 300 degrees Celsius high-temperature-resistant handle support, easy to use, and durable