Sharp Industries 12" COLUMN DIAMETER, 48.5" ARM Radial Arm Drill RD-1230
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$34,400.00
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This is a high performance machine ideal for drilling, tapping , boring, reaming, lapping, screwing, counter boring, spot facing, and much more, on materials such as cast iron and steel.
- 12” column diameter
- MT#4 spindle, 5 HP motor
- 48.5” column to spindle center
- Drilling: 2.18” cast iron, 1.62” steel
- Boring: 4.75” cast iron, 3.37” steel
- Hardened and ground arm slide ways and gears
- Double tube column design to increase rigidity
- Arm elevation controlled by electric motor
- Manually operated arm, head, clamping
- Safety device prevents arm from dropping even when bronze nut is worn out
- Spindle depth setting with automatic kickout
- Auto reverse tapping function
- T-slots and drain channels on box table
Specifications and Manual
| Specification | Inch | Metric |
|---|---|---|
| Column & Spindle Travel | ||
| Diameter of Column | 11.81″ | 300 mm |
| Distance Column Surface to Spindle Center, Max. | 48.5″ | 1232 mm |
| Distance Column Surface to Spindle Center, Min. | 13.37″ | 339.59 mm |
| Travel of Spindle Head | 35″ | 890 mm |
| Distance Base Surface to Spindle End, Max. | 54″ | 1371 mm |
| Distance Base Surface to Spindle End, Min. | 19.37″ | 492 mm |
| Elevating Height of Arm | 2.88 ft. | 0.87 m |
| Table & Base | ||
| Effective Area of Table | 27.62″ × 19.62″ × 15.75″ | 701 × 498 × 400 mm |
| Dimensions of Base | 67.68″ × 27.93″ × 6.5″ | 1719 × 640 × 160 mm |
| Spindle Specifications | ||
| Taper Hole in Spindle | MT #4 | |
| Stroke of Spindle | 9.87″ | 251 mm |
| R.P.M. of Spindle (range × steps) | 44–150 × 12 steps | |
| Feed of Spindle (1PR × steps) | 0.002–0.006″ × 3 steps | 0.0508–0.1524 mm × 3 steps |
| Motors & Controls | ||
| Main Motor | 5 HP (2‑speed) | 3.72 kW |
| Elevating Motor | 1 HP | 0.74 kW |
| Clamping Motor (Column & Gear‑box) | 1 HP | 0.74 kW |
| Clamping Motor (Arm) | 1 HP | 0.74 kW |
| Coolant Pump | 0.12 HP | 0.089 kW |
| Physical & Power | ||
| Machine Height from Floor, Max. | 9.12 ft. | 2.77 m |
| Measurement (L × W × H) | 6.66 × 3.25 × 7.41 ft | 2032 × 991 × 2210 mm |
| Approximate Shipping Weight | 4950 lbs | 2245 kg |
| Drilling, Tapping & Boring Capacity (Cast Iron) | ||
| Drilling | 2.18″ | 55.37 mm |
| Tapping Capacity | 1.5″ | 38 mm |
| Boring | 4.75″ | 121 mm |
| Drilling, Tapping & Boring Capacity (Steel) | ||
| Drilling | 1.62″ | 41.14 mm |
| Tapping Capacity | 1″ | 25.4 mm |
| Boring | 3.37″ | 85.59 mm |
| Total Power Consumption | ||
| 220 V | 8 kVA / 25 amps | 8 kVA / 25 amps |
| 440 V | 8 kVA / 12.5 amps | 8 kVA / 12.5 amps |
Standard Equipment
- Box table
- Coolant system
- Work light
- 220V or 440V
Optional Add-Ons
Call for Price
- Tilting box table