Auger Extension Length 400mm Diameter 20mm with Safety Bolt Holder Diameter 20mm Garden Auger Drill Extension Drill Bit Carbon Steel Black

High Strength Material The drill extension is made of high-strength carbon steel, with excellent torsion and compression resistance, and can easily cope with complex working conditions such as hard ground and gravel. The structure is sturdy and durable, and will not deform or break even after prolonged use. 20mm Standard Interface Design, Compatible with Common Ground Drilling Equipment: The auger extension is equipped with a standard 20mm interface, suitable for 20mm chuck drills with pin locking mechanism and third-party ground drills, providing great versatility. Before use, please check that your drill has a 20mm chuck and a pin locking mechanism to ensure a safe and stable connection. Quick connection, easy to use: the auger extension is equipped with a safety locking bolt for quick assembly and disassembly without tools. The connection is safe and reliable, effectively preventing loosening and falling during operation, while ensuring efficient transmission of power from motor to drill, which improves drilling efficiency and operational safety. Rust Protection The surface of the drill extension drill bit extension is coated with an anti-rust paint that effectively resists moisture, rain and dirt corrosion, thus extending the service life of the product. Even after prolonged use outdoors or storage in a humid environment, it retains its good condition, making it easy to maintain. EFFECTIVE APPLICATION IN MULTIPLE SCENARIOS: After installation, the product can greatly extend the working length of the drill bit and flexibly adapt to different depth requirements. Whether installing fence posts, wooden piles, trees or shrubs, or performing foundation drilling, digging planting holes, or building drainage holes, everything can be achieved quickly and efficiently.