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Model D-418 I.D. Clamping End Prep Tool 4.5” I.D. to 18” O.D. 114.3 mm I.D. to 457.2 mm O.D.
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Preps heavy wall pipe including Super Duplex and is as easy to use as our smaller models offering an affordable alternative to specialized machine service companies.
Key Features
 One mandrel and 8 sets of clamps needed to cover entire range.
- Three powerful drive choices:
- 3 hp pneumatic straight drive motor produces 2,500 ft. lbs. of torque (standard).
- 3 hp pneumatic straight drive motor with off-set gear reduction produces 5,000 ft. lbs. of torque.
- Hydraulic motor drive with speed control produces 6,000 ft. lbs of torque.
- Motor drive options are easily changed and are interchangeable with the “Commander.”
- Self-centering draw rod actuated clamping system.
- Wide Clamps produce superior clamping force for chatter free end preps.
- Uses standard MILLHOG® cutter blades.
- All gear drives are interchangeable with the “Commander”
- Fully portable for on-site and shop work.
- Available for sale or rent.
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Applications
- Pipeline construction
- Off-shore super duplex
- Petrochemical
- Power generation
- Systems fabrication
Built for Performance
The ESCO “Dictator” MILLHOG® model D-418 features three drive choices that are capable of performing any degree of end prep on pipe up to 18” schedule 160 without cutting fluids. This portable tool has many advances including a self-centering draw rod actuated clamping system and wide clamps that produce a superior clamping force for chatter free end preps while assuring maximum blade life. Designed for years of trouble free service the D-418 proprietary gear and bearing system delivers the stability and performance that all MILLHOG® tools have become known for. Eliminate the need for specialized machine service companies and call today to arrange a no obligation demonstration and see for yourself the difference a MILLHOG® makes.
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| Ordering Information |
| Kit No. |
Description |
| D-200 |
Pneumatic Drive “Dictator” MILLHOG® Model D-418 tool kit
for 4.5” I.D. to 18” O.D. |
| D-250 |
Hydraulic Drive “Dictator” MILLHOG® Model D-418 tool kit
for 4.5” I.D. to 18” O.D. |
Kit Includes: Motor assembly, Feed Mechanism, Blade blocks (2), with wedges, Manual draw rod & wrench,
Carrying case, Allen wrench set, Operating & maintenance instructions |
| Kit No. |
Description |
| D-300 |
Pneumatic Drive “Dictator” MILLHOG® Model D-418 tool kit for 4.5” I.D. to 18” O.D. |
| D-350 |
Hydraulic Drive “Dictator” MILLHOG® Model D-418 tool kit for 4.5” I.D. to 18” O.D. |
| Kit Includes: Motor assembly, Feed Mechanism, Blade blocks (2), with wedges, Manual draw rod & wrench, (7) sets of clamp ribs and pads, (D-02 thru D-08), Carrying case, Allen wrench set, Operating & maintenance instructions |
Part No.
CD-OGR Off-set Gear Reducer (can be used pptional with “Commander” MILLHOG®) |
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| Specifications for “Dictator” MILLHOG® model D-418 |
| Working Range: |
4.5” (114.3 mm) I.D.to 18.00” (457.2 mm) O.D. |
| Motor, pneumatic |
3 h.p. (2.244 kw) |
| Air Pressure |
90 psi. (6.2 bar) |
| Air Volume |
95 cfm (2690 It/min.) |
| Speed |
8 RPM |
| Hydraulic pump requirements |
(8-12) gallons per minute, 5 h.p., 200 volt (3) phase 20 gallon reservoir @ 1,500 psi |
| Minimum Clearance |
19” (482.6 mm) |
| Head Length |
19-3/4” (501.7 mm) 12” (305 mm) w/ R. A. drive |
| Working Weight |
145 lbs. (66 kg) |
| Shipping Weight |
290 lbs. (132 kg) |
| Shipping Dimensions |
38” x 20” x 20” (965 mm x 508 mm x 508 mm) |
| Manufacturer reserves the right to change specifications without notice. |
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| “Dictator” MILLHOG® clamp rib and pad selector |
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Item No.
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Description
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I.D. Range (in.)
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I.D. Range (mm)
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Mandrel Size
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| D-01 (optional) |
Clamp rib set |
4.5 - 5.625 |
114.3 - 142.9 |
4” (102 mm) |
| D-02 |
Clamp rib set |
5.5 – 6.625 |
139.7 – 168.3 |
4” (102 mm) |
| D-03 |
Clamp rib set |
6.5 – 7.625 |
165.1 – 193.7 |
4” (102 mm) |
| D-02 & D-04 |
Clamp rib set & pad set |
7.5 – 8.625 |
190.5 – 219.1 |
4” (102 mm) |
| D-03 & D-04 |
Clamp rib set & pad set |
8.5 – 9.625 |
215.9 – 244.5 |
4” (102 mm) |
| D-02 & D-05 |
Clamp rib set & pad set |
9.5 – 10.625 |
241.3 – 269.9 |
4” (102 mm) |
| D-03 & D-05 |
Clamp rib set & pad set |
10.5 – 11.625 |
266.7 – 295.3 |
4” (102 mm) |
| D-02 & D-06 |
Clamp rib set & pad set |
11.5 – 12.625 |
292.1 – 320.7 |
4” (102 mm) |
| D-03 & D-06 |
Clamp rib set & pad set |
12.5 – 13.625 |
317.5 – 346.1 |
4” (102 mm) |
| D-02 & D-06- & D-07 |
Clamp rib set & pad set |
13.5 – 14.625 |
342.9 – 371.5 |
4” (102 mm) |
| D-03 & D-06 & D-07 |
Clamp rib set & pad set |
14.5 - 15.625 |
368.3 - 396.9 |
4” (102 mm) |
| D-02 & D-08 |
Clamp rib set & pad set |
15.5 - 16.625 |
393.7 - 422.3 |
4” (102 mm) |
| D-03 & D-08 |
Clamp rib set & pad set |
16.5 - 17.625 |
419.1 - 447.7 |
4” (102 mm) |
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| See below for other products related to the Dictator Millhog® |
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