FANUC RoboDrill a-D14MiB5
Key Specifications
X Travel
Y Travel
Z Travel
Spindle Taper
Table Size
Rapid Traverse
Overview
The FANUC RoboDrill a-D14MiB5 is the compact mid-size model in FANUC's iB5 generation RoboDrill lineup, positioned between the short-bed D14SiB5 and the larger D21MiB5. The D14 designation indicates a 14-tool turret magazine — wait, that's a common misconception. FANUC actually equips the D14MiB5 with 21 tools, same as all current RoboDrills. The '14' is a legacy model designation from FANUC's naming convention. With X/Y/Z travels of 500 x 400 x 330 mm and the option for a DDR 5-axis table, the D14MiB5 serves as a capable 5-axis platform for small-to-medium precision parts.
The iB5 generation brings FANUC's latest servo technology with the 31i-B5 control. The standard spindle runs at 10,000 RPM with the high-speed option pushing to 24,000 RPM, delivering up to 26 kW peak power through a BT30 taper. Rapid traverse is 54 m/min on all axes, and the turret-style ATC achieves 0.7-second tool-to-tool and 1.3-second chip-to-chip times. These are the same core performance numbers as the D21MiB5 — the two machines share the same platform with identical travels and spindle options.
Where the D14MiB5 differentiates is in its configuration options and pricing. It's typically offered as a more cost-effective entry point into the RoboDrill platform, with the option to configure it as a 5-axis machine with the DDR table for shops that want simultaneous 5-axis capability without the premium price of the D21MiB5 Advance or ADV Plus packages. The machine excels in applications where the RoboDrill's speed advantage — sub-second tool changes, rapid acceleration, fast rapids — outweighs the need for larger travel ranges or heavier cutting capacity.
New D14MiB5 machines price between $80,000 and $130,000 for the 3-axis version, and $120,000 to $170,000 with the DDR 5-axis table. Used iB5-generation D14 models from 2018-2023 are available in the $40,000-$75,000 range. The machine competes with the Brother Speedio S500Xd2, Haas DT-2, and CHIRON FZ 08. For shops entering the FANUC ecosystem or adding capacity to an existing RoboDrill cell, the D14MiB5 offers the platform's speed and reliability at the most accessible price point in the iB5 lineup.
Full Specifications
| Parameter | Value |
|---|---|
| X-Axis Travel | 500 mm (19.7 in) |
| Y-Axis Travel | 400 mm (15.7 in) |
| Z-Axis Travel | 330 mm (13.0 in) |
| Table Size | 650 x 400 mm (25.6 x 15.7 in) |
| Max Table Load | 200 kg (441 lb) |
| Spindle Speed | 10,000 RPM (24,000 RPM optional) |
| Spindle Motor Power | 11 kW (15 hp) standard / 26 kW (35 hp) high-speed |
| Spindle Taper | BT30 / BBT30 |
| Tool Magazine | 21-position turret |
| Tool Change Time | 0.7 sec (tool-to-tool), 1.3 sec (chip-to-chip) |
| Rapid Traverse Rate | 54 m/min (2,125 ipm) |
| Positioning Accuracy | ±0.003 mm (±0.00012 in) |
| Repeatability | ±0.002 mm (±0.00008 in) |
| Ddr 5axis Option | Available (A-axis: -120/+30 deg, C-axis: 360 deg continuous) |
| CNC Control | FANUC 31i-B5 |
| Machine Weight | 3,900 kg (8,598 lb) |
| Model | ROBODRILL A-D14MIBDiscontinued Model |
| Brand | FANUC |
| Type | Drilling & Tapping Centers |
| Listings | (3) |
| Drilling Tapping Centers | 1 photoYear: 2021 |
| 1 Photo | Year: 2021 |
| 10 Photos | Year: 2021 |
| Ms Tech Corporation1911 Sampson Avecorona California 92879united States | Asset-TradeAm Sonnenhof 16Krefeld, Nordrhein-Westfalen 47800Germany |
Specifications sourced from machinetools.com — verified 2026-03-28
Strengths & Limitations
Strengths
- Most cost-effective entry point into the iB5-generation RoboDrill platform — same core performance as the D21MiB5 at a lower price
- 0.7-second tool-to-tool change time is 4-6x faster than conventional VMCs, dramatically reducing non-cutting time on multi-tool jobs
- DDR 5-axis table option provides true simultaneous 5-axis capability with direct-drive backlash-free rotation at a fraction of dedicated 5-axis machine cost
- 54 m/min rapid traverse on all axes minimizes positioning time between features, critical for small-part jobs with many short moves
- Seamless integration with FANUC robots and automation systems — the RoboDrill is the most commonly automated compact VMC in the world
- Strong resale value and large installed base means readily available used machines, application knowledge, and trained operators in the market
Limitations
- BT30 spindle taper limits rigidity and cutting force — not suitable for heavy roughing in hardened steel or titanium at aggressive parameters
- 500 x 400 mm X/Y travel constrains maximum part size — shops with larger parts need the D21LiB5 or a conventional VMC
- 200 kg table load limit restricts fixture weight, which can be a constraint with heavy steel fixturing common in production environments
- 21-tool turret magazine cannot be expanded — complex parts requiring more than 21 tools need multiple programs with manual tool changes or a different machine
- FANUC 31i-B5 control has a steeper learning curve than Haas NGC or Brother controls for operators new to the platform
Best For
Frequently Asked Questions
01
The D14MiA5 is the previous-generation (iA5) model, while the D14MiB5 is the current iB5 generation. The iB5 brings updated servo drives with faster acceleration, the 31i-B5 control (vs 31i-A5), improved thermal stability, and enhanced high-speed machining functions. Mechanical dimensions and travel ranges are essentially the same. The iB5 generation is the current production standard.
02
No. Despite the '14' in the model name, all current RoboDrills including the D14MiB5 are equipped with a 21-position turret magazine. The '14' is a legacy FANUC model designation, not a tool count. This is a common point of confusion that FANUC has never officially addressed in their naming convention.
03
The RoboDrill is significantly faster on non-cutting moves — 0.7-second tool changes vs the Haas at 2.2 seconds, and 54 m/min rapids vs 30.5 m/min. The Haas DT-2 offers more rigidity with its CT40 taper and heavier construction, better value for aggressive steel cutting, and a more intuitive control. The RoboDrill wins on cycle time for small parts in light materials; the Haas wins on versatility and cutting force. Price is comparable.
04
Yes, the DDR 5-axis table can be retrofitted to an existing D14MiB5, though it's more cost-effective to order it factory-configured. Retrofitting requires additional servo amplifiers, control software updates, and mechanical installation. Expect the retrofit to cost $45,000-$60,000 versus approximately $40,000-$50,000 as a factory option on a new machine. Some used RoboDrills already have DDR tables installed.
Videos
JS PRECISION CO
CNC Channels
Automatics & Machinery
FANUC America Corporation
JS PRECISION CO
Community Discussions
Community discussion — Learning on a Robodrill? : r/Machinists - Reddit
Comparison and buying advice — Brother speedio vs fanuc robodrill : r/Machinists - Reddit
Troubleshooting and problem-solving — Robodrill autodoor problems : r/Machinists - Reddit
Community discussion — Fanuc Robodrill keep relay lookup : r/Machinists - Reddit
Links to community discussions. Summaries are editorial — visit the original thread for full context.
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