More Efficient: This drill features a new upgraded bit with more blades on the shaft to ensure increased gardening efficiency. For gardeners who need to save time on planting or digging holes, it is the best choice. Perfect Size: The garden augers are available in 4 sizes: 1.6"x8.7", 2"x14.6", 2.6"x16.5", 3.5"x15.7". Auger drill bits of different sizes are designed for different drilling scenarios to meet your diverse drilling needs. Easy to Use: Compatible with any 3/8-inch chuck drill. Recommended for use with 18V or higher voltage drills.