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Large Bulb Auger (4″ x 28″)


Large Bulb Auger (4″ x 28″)

With this auger installed on a large electric drill, you’ll have the power to plant large bulbs and bedding plants with exceptional ease. The professional-grade, heavy-duty, long-handled bulb planter features double 10-gauge flighting – doubling the auger’s efficiency. Whether you’re a professional landscaper or a weekend gardener with a lot of space to cover, this drill bulb planter makes your work a lot easier. Choose the Heavy Duty option for Heavy-duty digging in dense compacted soil. This product will fit ½-in drills. Drill sold separately.

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Order by 2 p.m. CST, ships same day with UPS ground

The Perfect Bulb Planter Tool

Powerful and professional, our Large Bulb Auger is the best tool for planting bulbs and digging post holes faster and more efficiently. The bulb hole digger auger measures 4 inches in diameter by 28 inches long. It includes a heavy duty, 1-inch shaft made of 100% steel and your choice between an auger for  Light-Medium Duty work for home use, or Heavy Duty work for professional use.

We recommend using a large electric drill with 1/2-inch hex drive or a professional auger powerhead with this large, long-handled bulb planter auger. This product will fit ½-in drills. An auger powerhead is required for use with the adaptable tube drive. Our cordless electric drill bundle provides the power you need PLUS a bonus battery and box – available only from Power Planter!

Our Rugged Post Auger is Versatile

Heavy Duty is the most rugged and versatile option for this auger. Use the dropdown menu above to choose the “Heavy Duty – Clay, Rocky, or Professional Use” option. The heavy-duty digging tip a replaceable auger tip that will help you tackle the most challenging digging tasks without damaging the main auger. The leading portion of the digging tip has replaceable auger blades. This allows for an easier and more cost-efficient way to keep your equipment performing in top condition.

About Heavy Duty Augers

The Heavy-Duty version will fit any 1/2-inch drill chuck – or larger drill chucks – with the use of the hex adapter which is included with this purchase. In addition, the auger bit will fit any drill with a threaded end when purchased with a threaded adapter (sold separately). Our adaptable heavy duty augers feature 2 holes with pins for mounting and will fit auger powerheads with a 3/4-inch shaft. This is a smart option for professional landscaping businesses who need to switch between drills and powerheads throughout the day.

California Prop 65 Disclosure


  • USA-made
  • Painted with glossy black enamel
  • Choose from Light-Medium Duty or Heavy Duty
  • Auger Powerhead is recommended
  • Can also be used with a large electric drill
  • 1/2 inch hex drive adaptor (Heavy Duty model only), to fit ½-in drills


  • Digs holes up to 26 inches deep
  • Strong, 1-inch 100% steel shaft
  • Double 10-gauge flighting for 2x efficiency & longer life
  • 4 in. W x 28 in. L
  • *Drills sold separately
  • Powerhead not included
  • Safety Notice: Do not use earth augers with impact driver drills, drill bit extensions or sockets.

Guides, Manuals, & Docs

    • Use the Auger Guide to pick the right auger for your project
Weight 5.5 lbs
Dimensions 6 × 6 × 29 in





Power Planter 046443428100, 046443428209


1/2 Inch Hex Drive (Light/Medium Duty), Tube Drive THD (Heavy Duty)

Soil or Use

Light-Medium Duty or Home Use, Heavy Duty – Clay, Rocky, or Professional Use

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POWER PLANTER and the Power Planter design mark are registered trademarks of Power Planter, Inc.

DEWALT and its yellow and black color combination are registered trademarks of The Black & Decker Corporation. The Black & Decker Corporation and DEWALT have not manufactured or endorsed any Power Planter products or their use with any DEWALT products.

Safety Notice
To reduce risk of injury, user must read DEWALT instruction manual before operating DEWALT product. Always use ANSI Z87.1 eye protection and proper respiratory protection. Keep hands and body clear of sharp edges and moving parts.