Description 【Wood Drill Bit Size】Drill bit diameter: 42mm. 3 drill bit modes: square handle, round handle, hex shank. Different models and sizes meet all your needs and can be used for different types of drills. 【High-quality Material】Made of high-quality carbon steel, exceptionally strong, impact-resistant, and wear-resistant. Vibration resistant. 【Easy to Use】Simply insert the drill bit into the drill and drill into the wood. High-performance twist drill bits made of premium steel are exceptionally strong, impact-resistant, and wear-resistant, durable, and strong. 【Improved Design】The wood splitter drill bit features a new anti-slip U-shaped thread. The deeper the thread, the more comfortable and labor-saving the work. The pointed design and anti-slip grooves prevent slippage and improve efficiency. You can easily split large wood and timber at home. 【Time-saving and Efficient】The titanium coating reduces friction and heat through heat treatment and makes cutting easier. This