Description
Jet J-720R RADIAL DRILL PRESS 3HP, 230/460V
Details:
The power train gears and spline shafts 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 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
Build to withstand exceptionally heavy drilling and boring loads to insure maximum accuracy
Arm raising safety device prevents arm from dropping
Counter balanceed mechanism for spindle return
6 Speeds/3 Feed rates make exotic materials easier to drill, bore and tap
Centralized control center
Automatic tool ejector
Independent arm electric clamping system, which locks and unlocks the head and column
Push botton controls are all reduced to 110VAC
Electrical circuits are located in the build-in control box at the rear of the arm. This keeps the controls dust-and-humidity-free while making them easilly accessible for maintenance
Entire frame is made of Meehanite and high tensile strength cast iron to handle the haviest of jobs
Build in work light
Coolant pump
Tool kit
Box table
Specifications:
Part Number 320033
Motor 3 HP, 230/460V 3Ph, Prewired 230V
Number of Spindle speeds 6 (88 - 1500)
Spindle Taper 4 MT
T-Slots Number and Size (in.) 3 & 3/4
Column Diameter (in.) 8-1/4
Drilling Capacity Cast Iron (in.) 2
Drilling Capacity Mild Steel (in.) 1-1/2
Tapping Capacity Cast Iron (in.) 1
Tapping Capacity Mild Steel (in.) 3/4
Boring Capacity Steel (in.) 2-3/7
Boring Capacity Cast Iron (in.) 4
Distance Column to Spindle (max/in.) 29-1/2
Distance Column to Spindle (min/in.) 8-5/8
Travel of Head Horizontal (in.) 20-7/8
Distance Base to Spindle (max/in.) 41-3/4
Distance Base to Spindle (min/in.) 9-5/8
Arm Travel Vertical (in.) 23-13/16
Quill Travel (in.) 8-1/4
Quill Travel w/ Powerfeed engaged (in.) 8-1/4
Quill Down feed Rates (IPR) .002, .004, .006
Elevating Motor 1 HP
Table Size (in.) 23-5/8 X 17-1/2 X 15
Coolant Pump Motor 1/8 HP
Machine Hieght from Floor (in.) 85-7/16
Table Dimensions (in.) 23-5/8 X 17-1/2 X 15
Web Description J-720R RADIAL DRILL PRESS 3HP, 230/460V
Model Number J-720R
Brand Jet
Overall Dimensions 64 x 32 x 85
Height 85 inch
Width 64 inch
Length 32 inch
Net Weight 2697 pound
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