General description This garden auger drill bit set includes two pieces, featuring sizes Ø 40 mm and Ø 80 mm. Made from premium materials, these spiral garden drill bits are designed for quickly making holes for planting flowers, trees, and shrubs, making them an essential tool for any gardening enthusiast. Technical specifications Material: Manganese steel (bit head), A3 steel (shaft) Sizes: 40 x 220 mm and 80 x 300 mm Drill compatibility: Works with any drill with a 3/8" or larger chuck Recommended drill power: 18V or above (14V for cordless drills) Usage Ideal for planting bulbs, potted plants, vegetables, flowers, bare-root trees, and shrubs Efficiently digs holes in seconds, even in slightly hard soil Can be used for deep cultivation, concrete mixing, and creating irrigation trenches Also suitable for digging post holes or anchoring patio umbrellas in sand Other information Keep the drill bits clean after use for optimal performance Note: Not suitable for large rocks or solid