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Jet J-1100R-4 4" Radial Arm Drill

The Jet J-1100R-4 4" ARM RADIAL DRILL PRESS 3HP, 460V
has a 2 Year warranty

  • The power train gears and spline shaft are made of the finest quality, heat treated and ground nickel-chrome steel, giving extra strength and smoothness to high torque loads
  • The spindle is made of the finest case hardened steel for extra strength and wear
  • The spindle is supported by double row taper roller and thrust ball bearings at the nose with trust and rasial axis bearings at the top
  • The spindle is built to withstand exceptionally heavy drilling and boring loads and to insure maximum accuracy
  • Push button controls are all reduced to 110V
  • Electrical cir cuits are located in the built-in control box at the rear of the arm- this keeps the contols dust and humidity free while making them easily accessible for maintenance.
  • Entire frame is made of Meehanite and high tensile strength cast iron to handle the heaviest of jobs
  • Arm raising safety device prevents arm from dropping
  • Counter balanced mechanism for spindle return
  • 12 speeds/3 feed rates make exotic materials easier to drill, bore and tap
  • Centralized control center
  • Automatic tool ejector
  • Independent arm manual clamping system, which locks and unlocks the head and column
  • Built in work light
  • Coolant pump
  • Tool kit
  • Box table
Detailed Specifications
Part Number 320035
Arm Travel Vertical (in.) 22-7/16 
Base Dimensions (in.) 67-3/4 X 28 X 6-1/2 
Boring Capacity Cast Iron (in.) 4-3/4 
Boring Capacity Steel (in.) 3-3/8 
Brand Jet 
Column Diameter (in.) 10-1/4 
Coolant Pump Motor 1/8 HP 
Distance Base to Spindle (max/in.) 50 
Distance Base to Spindle (min/in.) 18-1/2 
Distance Column to Spindle (max/in.) 43-5/16 
Distance Column to Spindle (min/in.) 9-5/8 
Drilling Capacity Cast Iron (in.) 2-1/4 
Drilling Capacity Mild Steel (in.) 1-3/4 
Elevating Motor 1 HP 
Height 89 inch
Length 74 inch
Max Distance Spindle to Table ( in.) 33-21/32 
Model Number J1100R-4 
Motor 1-1/2 to 3 HP, 460V, 3 Ph 
Net Weight 4190 pound
Number of Spindle speeds 12 (44 - 1500) 
Overall Dimensions 74 x 34 x 89 
Part Number 320035 
Quill Down feed Rates (IPR) 3 (.002, .004, .006) 
Quill Travel (in.)
Quill Travel w/ Powerfeed engaged (in.) 8-21/32 
Spindle Taper MT-4 
T-Slots Number and Size (in.) 3 & 3/4 
Table Dimensions (in.) 24-3/4 X 20-1/2 X 16-1/2 
Tapping Capacity Cast Iron (in.) 1-1/4 
Tapping Capacity Mild Steel (in.)
Travel of Head Horizontal (in.) 32-1/4 
Web Description J-1100R-4 4" ARM RADIAL DRILL PRESS 3HP, 460V 
Width 34 inch
WMH Tool Group, Inc., warrants every product it sells. If one of our tools needs service or repair, one of our Authorized Service Centers located throughout the United States can give you quick service. In most cases, any of these WMH Tool Group Authorized Service Centers can authorize warranty repair, assist you in obtaining parts, or perform routine maintenance and major repair on your Jet® tools. For the name of an Authorized Service Center in your area call 1-800-274-6848.
There are no listed accessories.

Mfg. item #: 320035
lease to own for as little as:$366 per month!
Factory Direct Ship - Free Shipping ONLY when added to JET, Powermatic or Baileigh Equipment1020

Freight policies for items on this page:
1020: Factory Direct Ship - Free Shipping ONLY when added to JET, Powermatic or Baileigh Equipment
Free freight offers apply only to deliveries to the lower 48 states by truck freight or ground UPS. Liftgate and non-commercial delivery charges may be extra.
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