Features High Quality 5V 1-Channel Relay Module: This module offers high-quality performance with a 5V power supply and 1-channel bistable self-locking relay, ensuring reliable and efficient . Convenient Trigger Control: Easily activate the relay by clicking the trigger port to pull it in and hold, and click again to disconnect, providing convenient and intuitive control. and Long Service Life: Constructed with high-quality materials, this relay module is and has a long service life, ensuring lasting reliability for your applications. High Accuracy and Strong Stability: With high accuracy and strong stability, this relay module is easy to install and use, delivering and reliable performance for various applications. Safe Low Pulse Trigger: The trigger mode is a low pulse trigger, providing a more convenient and safer for your peace of mind. Features: 1、Hole Drill Bit: Comes with single or double flutes, these drill bits enable easy hole drilling with high efficiency. 2、Various Sizes: Including drill bits in various size, which will satisfy varied working needs in different situations. 3、Flexible Using: Allows for flexible application in drilling tile, glass, ceramic, plastic, wood and so on, very useful. 4、Good Material: Forged with premium cemented carbide material, the wear resistant drilling tools are also very . 5、Plastic Box: The plastic box will store all the tools in an orderly, thus largely simplifying the carrying and storage. Specification: Item Type: Drill Bit Material: Cemented Carbide Package List: 7 x Drill Bit 1 x Plastic Box Note: betweendiv>1. Take protective measures; between/div>betweendiv>2. When drilling hard materials, such as glass, ceramic tiles, marble, please lubricate with water; between/div>betweendiv>3. Manual measured parameters has a certain error. between/div> Package List 7 x Drill Bit 1 x Plastic Box