4′ x 12″ New Jet Radial Arm Drill Press Model J-1230R-4

4′ x 12″ New Jet Radial Arm Drill Press Model specifications, features and options.

Terms: Check with Order


4′ x 12″ New Jet Radial Arm Drill Press Model J-1230R-4 Specifications:

The apex of heavy-duty JET Radial Arm Drill Presses are built to create precision holes in huge pieces and enhance productivity in even the busiest commercial shops. Operation is enhanced with power spindle feed and coolant systems, safety features and ergonomic design. JET Radial Arm Drill Presses are built to deliver under even the most demanding drilling specifications, and hold material fast for superior performance

Quill Travel w/ Powerfeed Engaged (In.)


Quill Down Feed Rates (IPR)

3 (.002,.004,.006) 

Spindle Taper (In. x TPI)


Number of Spindle Speeds

12 (44-1500)

Drilling Capacity Mild Steel (In.)


Drilling Capacity Cast Iron (In.)


Tapping Capacity Mild Steel (In.)


Tapping Capacity Cast Iron (In.)


Boring Capacity Steel (In.)


Boring Capacity Cast Iron (In.)


Column Diameter (In.)


Distance Spindle to Column (Min.) (In.)


Distance Spindle to Column (Max.) (In.)


Travel of Head Horizontal (In.)


Distance Base to Spindle (Min.) (In.)


Arm Travel Vertical (In.)


Table Size (L x W) (In.)


Motor (HP)

2-1/2 to 5HP 460V 3 Phase 

Elevating Motor


Coolant Pump Motor


Machine Height from Floor (In.)


Base Dimensions (In.)

67-3/4×28 x7 


Overall Dimensions (L x W x H) (In.)


Weight (lbs)





4′ x 12″ New Jet Radial Arm Drill Press Model J-1230R-4 Features:

  • 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 thrust and radial 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 circuits 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
  • Hydraulic head and column clamping
  • Built in work light
  • Coolant pump
  • Tool kit
  • Box table

Optional Accessories

  • TDC-375 3/8 … $34.29
  • TDC-500 1/2 … $34.29
  • TDC-501 1/2 … $41.43
  • TDC-625 5/8 … $48.57
  • TDC-750 3/4 … $120.00
  • TDC-625 5/8 … $48.57
  • TDC-750 3/4 … $120.00

About Us

Worldwide Machine Tool is the leader in providing full sales, parts and service, financing, transportation and training of new and used machine tools for chip and fabrication clients across the United States, Canada and Mexico. Our warehouses and office is located just minutes north of Columbus, Ohio. With over 28 years of experience in the industrial machine tool industry, we have the knowledge and expertise to provide our customers with the best customer service, support and technical expertise on all new and used machine tools to meet their needs. 

We buy and sell new and used ironworkersshearslathesmilling machinesdrillssawspress brakesroutersturret punch modelspresses, welders, deburring and beveling machinesplate rollslaserwaterjets and associated tooling and accessories. We take pride in being a trustworthy partner that our customers rely on through the years. Our experienced sales team would love to help you with your next machine tool purchase. Give us a call today or Request A QuoteCall 614-255-9000 or Contact us today to experience the Worldwide Machine Tool difference. 

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Worldwide Machine Tool LLC.

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