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Radial Drills

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Summit® Radial Drills are designed and manufactured to provide the highest level of rigidity, strength and ease of operation. The radial arm is manufactured in a box form with heavy cross ribbing to give maximum stability. Raising and lowering the arm is accomplished by a crown mounted motor with conveniently located push button controls. The base is an extra-large casting with heavy internal webbing for additional support.

  • Precision ground column is mounted on a fixed base
  • Precision spindle, hardened and ground CRNI
  • Hydraulic clamping on 5′H & 6′H
  • Safety limit switches
  • Pressurized lubrication system
  • Heavily ribbed cast iron base and arm
  • Hardened and ground gears and shafts
  • Large T-slotted base
  • Adjustable clutch with automatic depth stop
  • Optional plain or tilting box tables
Included Accessories
  • Work lamp
  • Coolant system
  • Anchor bolts
Specifications: 3’H 5’H 6’H
Drilling capacity 1.25″ 2″ 2.5″
Distance from Spindle axis and column 7.9 – 39.4″ 13.8 – 63″ 17.7″ – 80.7″
Column diameter 9.45″ 13.8″ 17.7″
Spindle taper 4 MT 5 MT 5 MT
Spindle travel 9.8″ 12.4″ 15.75″
Spindle speeds (number) 8 16 16
Spindle speeds (range) 85- 2160 30 – 2400 24 – 1920
Spindle feeds (number) 4 16 16
Spindle feeds (IPR) .005″-.021″ .0015″-.125″ .0015″-.125″
Horizontal traverse of spindle head 27-9/16″ 50″ 63″
Arm elevating motor 1 HP 2 HP 3 HP
Coolant pump motor .1 HP .12 HP .16 HP
Spindle motor 3 HP 5.5 HP 7.5 HP
Overall dimensions (L x 2 x H) 68″ x30″x91″ 99″x42″x105″ 123″x50″x124″
Weight 3,740 lbs. 7,700 lbs. 15,400 lbs.
Summit Machine Tool
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Summit Machine Tool
518 N Indiana Ave
Oklahoma City, OK 73106

Toll Free: (800) 654-3262
Local: (405) 235-2075
Fax: (405) 232-5169
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