Skip Content


Diamond Coring Rig, 19.3 Amps @ 120V, 2.9 Motor HP, 390/890 No Load RPM

  • Item # 3RDN7
  • My Part #
  • Mfr. Model # DMS 240
  • Catalog Page # 717
  • UNSPSC # 20102007
Diamond Coring Rig, 19.3 Amps @ 120V, 2.9 Motor HP, 390/890 No Load RPM close

Using 360° Viewing:

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.

CAD Downloads

Web Price $2,386.00 / each
Activate Now

to save with

Select AdvantageSM

This item requires special shipping, additional charges may apply.

Please sign in or register to access lists

Please sign in or register to access Quote

Want to Get Free Shipping?

Jump to:
  • Shipping Weight 73.0 lbs.
Country of Origin China Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Product Details

Capable of core drilling in walls and floors up to 10” in diameter. Drills holes for ventilation and plumbing installations, waste evacuation pipes, barriers, and road signs in reinforced concrete, bricks, and other building materials. Offers electronic overload protection and guards against overheating and extends product life.

View More

Technical Specs

  • Coring Rig Product Grouping Coring Rigs and Drills
  • Item Diamond Coring Rig
  • Motor HP 2.9
  • Amps 19.3
  • No Load RPM 390/890
  • Core Bit Cap Concrete 10"
  • Overall Height 40"
  • Base Size 10-1/2" x 16-1/4"
  • Column Dia. 1-3/4" x 2-1/2"
  • Column Height 39"
  • Tool Weight 51.0 lb.
  • Corded/Cordless Corded
  • Overall Depth 24"
  • Overall Width 10-1/2"
  • Voltage 120VAC
  • Features Two Speed Drill Motor, NEMA L5 20 Amp Plug, Twin Gear Carriage, Electronic Overload Protection, V-Groove Roller Carriage
  • Includes Vacuum Plate
How can we improve our Technical Specifications?

Compliance and Restrictions


Replacement Parts

Alternate Products

Alternate Products may not be identical in style or function to original selection. Please compare below for more information.

Related Products

Customer Reviews

Product Reviews Disclaimer:
Grainger is neither responsible for, nor does it endorse, the content of any product review or statement posted. Any statements posted constitute the statements of the poster and are not the statements of Grainger. The statements posted by Grainger employees with the Grainger employee badge represent the views of such employees and are not the statements of Grainger. Grainger makes no representations as to the appropriateness, accuracy, completeness, correctness, currentness, suitability, or validity of any product review or statements posted, including those posted by employees with the Grainger employee badge, and is not liable for any losses, injuries or damages which may result from any such product review or statements. Use of any linked web site provided in a product review or post is at the user's own risk.