Holey-Moley Core Digger Universal Kit


  • Save money by purchasing one Handle Assembly, Upper Vacuum Tube and 3 Quick Change Heads.
  • Includes 3 Holey Moley Core Digger Quick Change Heads – 4-inch, 5-inch, 6-inch
  • All Heads are interchangeable
  • Just two bolts to make quick change
  • Works with our Portable Engine Driven Shop Vacuum System
  • All Blades are Replaceable
  • Can be extended with Post Hole Digger Vacuum Tube Extensions – 14″, 28″, 36″, 48″
  • Quick Change Heads are also available for Post Hole Diggers and Reamers

Got a question?  Give us a call at 702-533-4363

1 in stock (can be backordered)


Holey-Moley Core Digger Universal Kit

The Holey-Moley Core Digger Universal Kit provides a complete digger Assembly with three Quick Change Heads.  In addition, the Quick Change Heads include 4-inch, 5-inch, and 6-inch diameters.  Because of its universal nature, this is the best kit for commercial users and ranchers.

Holey-Moley Core Digger Heads are Interchangeable

Because of the design, all Post Hole Digger Heads, Core Digger Heads and Post Hole Reamer Heads are interchangeable.   As a result,  you can purchase one Holey-Moley Post Hole Digger which  includes the Handle Assembly, Upper Vacuum Tube Extension, and a Quick Change Head and just purchase Quick Change Heads for your other hole digging needs.

Similarly, Quick Change Heads are available for Core Diggers and Reamers.  Because of their universal attachment, they all fit to the same upper vacuum tube extensions and handle assemblies.  As a result, you save money and time with Quick Change Heads.

Core Digger Quick Change Head

Post Hole Core Digger Quick Change Head – Easy Change-out

Due to the universal design, Post Hole Digger Quick Change Heads are easy to change-out. As a result, you can replace different size heads by removing only two bolts on the vacuum tube connection.  It’s that easy.

Vacuum Tube Extension Joint
Holey-Moley Digger Vacuum Tube Extension Joint


Holey-Moley Core Digger Universal Kit

Want a great deal?  Purchase the Holey-Moley Core DIgger Universal Kit.   Get all three Core Digger Head sizes 4-inch, 5-inch, and 6-inch.

Holey Moley Post Hole Core Digger Universal Kit

Universal Adapter

All Holey-Moley Digger line of tools use a four bolt Universal Adapter with Nylock Nuts for attaching digger heads.   Consequently its easy to change out any Holey-Moley Digger Replacement Head with just 4 bolts.

Other Quick Change Heads

Because of the Universal design, Quick Change Heads are available for Post Hole Diggers, Core diggers and Reamers.

Quick Change Digger, Core Digger and Reamer Heads
Quick Change Digger, Core Digger and Reamer Heads


Extension Tubes

For deeper holes, Post Hole Digger Vacuum Tube Extensions – 14″, 28″, 36″, 48″ are available.

Vacuum Tube Extension
Vacuum Tube Extensions for Post Hole Diggers, Core Diggers and Reamers

Spare Parts

Need to replace a warn out digger head?  As a result of our Universal Design, it’s easy.  First of all,  just purchase a replacement digger head.  Then, remove four bolts, remove and replace the head.   Finally, tighten the four bolts.

The saw blades and the scraper blades are the parts that wear out.  Due to the combination of materials, and depending on the soil type, your digger head can last through hundreds of holes.   Above all, if your blade wear out, it is easy to get a replacement. Just give us a call, we will ship one out right away.


Replacement blades are available in three sizes, 4-inch,  5-inch and 6-inch.

Post Hole Core Digger
Post Hole Core Digger with Replaceable Blade
Core Digger Tool Requirements
A socket wrench and Allen wrench are all that are needed to replace a Core Digger Blade.
Replacing A Core Digger Blade
Replacing A Core Digger Blade
Core Digger Replacement Blades
Holey-Moley Core Digger Replacement Blade


70 years of Manufacturing Experience

 Keene Engineering of Chatsworth, California manufacturers the Holey Moley DIggers and Reamers.  Keene Engineering in business now for over 70 years makes quality dredging and mining equipment.   All parts are backed by a 30 day replacement and 1 years manufacturing parts defect warranty.

Made in the USA

Cat 6 Tools is proud to manufacture most if its products in the USA.

Cat 6 Tools, attaches this sticker to products that are patented and made in the USA.

We’re here to help

Contact us at:

Cat 6 Tools, LLC
Cat 6 Tools, LLC
Henderson, NV

Additional information

Weight 25 lbs
Dimensions 36 × 12 × 12 in

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