TCBWFY Auger Drill Bit for Planting 3.5"x16",Extended Length Garden Auger Spiral Drill Bit,TCBWFY 4"x12"Auger Drill Bit for Planting Digging Holes,Garden Plant Flower Bulb Auger Spiral Hole Drill

Use compatible drills with hex adjustable chuck, and digs on right soils with right digging method is crucial for digging efficiently.

• Build to last: Made of heavy duty steel, with glossy black painted finish. The auger drill bit point on it hits the ground first and keeps it steady when you are digging hard grounds. Our patented design also makes the distance between the digging blade start and the point is the minimal, so auger drill bit will start working on hard ground without having to push down.
• Size: 0.3 inch (8mm) steel shaft with non-slip hex drive 0.3inch(8mm); 3.5inch (9cm) diameter x 16-inch (40cm) length.Quickly digs holes up to 16 inches deep and 3.5 inches wide using the power of your hand held drill.
• 【Used with 18V or More Powerful Drill】 Please use compatible cordless drill 18V or more powerful, or the planting auger drill bit can't dig into soils effectively.
• 【Used with Hex Adjustable Drill Chuck】 Please make sure your drill chuck is hex and rotate-able adjustable, or it will not fit the garden auger drill bit.
• 【Only Works for Planting Soils】 The auger drill bit for planting designed for digging holes in planting soils, will not work for removing debris and rocky soils.