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、DIY woodworking drilling flat drill bit combines high hardness and durability. 2、The cutting thorn design greatly reduces the occurrence of chipping on the hole wall. 3、Before the flat drill touches the wood, let the drill bit and the wood bite, the positioning is more accurate, and the drilled hole is also very round. 4、Great workmanship, perfect replacement for the old one and has a long service life. 5、Convenient to use and with good performance, with small size, easy to carry and store. Specification: Item Type: Flat Wood Drill Bit Set Material: High carbon steel Hole Opening: Approx. 38mm / 1.5in Shank Length: Approx. 28mm / 1.1in Shank Diameter: Approx. 6.2mm / 0.2in Drill Bit Length: Approx. 45mm / 1.8in Package List: 2 x Spade Boring Drill Bit Package List 2 x Spade Boring Drill Bit