Deep Hole Drilling

About DHD

The Deep Hole Drilling facility is located in Rockford, Illinois, and offers 100+ years of combined experience in deep hole drilling, spade drilling, ejector drilling, trepanning, and honing. Our full-service facility has the drilling capacity you need when you need it.

At Deep Hole Drilling we focus on service.  Our business is built on it.  From quick, accurate price quotes to reliable, on-time deliveries, our entire organization is designed to get the job done.  Our reputation for quality and dependability, along with a modern manufacturing plant, experienced professionals, top-notch craftsmen, and a century of hole drilling expertise mean you get unmatched value and service in deep hole drilling.

Spade Drilling

Ejector Drilling

Trepanning

Gundrilling

Honing

Gundrilling Machines

Wirfs Gundrill

  • Dual Spindle
  • 15” Stroke
  • 0.875” dia Drilling Capacity

Wirfs Gundrill

  • Dual Spindle
  • 21” Stroke
  • 0.875” dia Drilling Capacity

Wirfs Gundrill

  • Dual Spindle
  • 28” Stroke
  • 1.000” dia Drilling Capacity

Wirfs Gundrill

  • Dual Spindle
  • 36” Stroke
  • 1.000” dia Drilling Capacity
  • Knee Type

Wirfs Gundrill

  • Dual Spindle
  • 48” Stroke
  • 1.875” dia Drilling Capacity

Wirfs Gundrill

  • Dual Spindle
  • 70” Stroke
  • 2.000” dia Drilling Capacity

Wirfs Gundrill

  • Dual Spindle
  • 144” Stroke
  • 3.500” dia Drilling Capacity

DeHoff Gundrill

  • Dual Spindle
  • 48” Stroke
  • 1.625” dia Drilling Capacity

Eldorado Gundrill

  • Dual Sindle
  • 15” Stroke
  • 0.750” dia Drilling Capacity

Eldorado Gundrill

  • Dual Sindle
  • 15” Stroke
  • 0.750” dia Drilling Capacity

We can drill diameters up to 10" and lengths up to 24 feet.

Horizontal Boring Mills with Deep Hole Drilling Capability

G&L Gundrill

  • 3-Axis
  • 5.0” dia Drilling Capacity
  • 48.0” x 78.0” Table

Marcel Gundrill

  • 3-Axis
  • 5.0” dia Drilling Capacity
  • 48.0” x 78.0” Table

TechniDrill Ejector Drill

  • 3- Axis
  • 1.000-2.562” Dia Drilling Capacity
  • 48” x 72” Table

Lathes with Deep Hole and Trepanning Capability | Honing

Gisholt XL Turret Lathe Trepanning Machine

  • 3.0” – 10.0” dia Drilling Capacity
  • 31.375” Swing
  • 256.0” Bed

Gisholt L Turret Lathe Trepanning Machine

  • 3.0” – 10.0” dia Drilling Capacity
  • 31.375” Swing
  • 192.0” Bed

Sunnen Honing Machine

  • .125” – 2.50” dia x 120” Capacity

(2) DHS Honing Machines

  • 1.00” – 20.00” dia x 120” Capacity

We also supply raw materials and sawing services.

Some of the Industries We Serve.