Mtwo®
VDW GmbH
Mtwo®
VDW GmbH
Simultaneous Shaping with S-shaped cross-section — all instruments to full working length in a single sequence
Continuous Rotation · Conventional NiTi
- RPM
- Ncm0.3–3
- File
- 16
- Verified
Specifications
Tap icons for term definitions
| File | Tip | Taper | SpeedRPM | TorqueNcm | Role |
|---|---|---|---|---|---|
Diameter at the file tip (D0). Larger tips shape wider canals. | |||||
How much the file widens per mm. Higher taper = more aggressive cutting. | |||||
Rotational speed (RPM). Follow manufacturer settings to prevent file breakage. | |||||
Rotational force limit (Ncm). Prevents file fracture by auto-reversing when resistance is too high. | |||||
10/.04purple | 0.10 | 4% | 280 | 1.2 | Glide path |
15/.05white | 0.15 | 5% | 280 | 1.3 | Glide path |
20/.06yellow | 0.20 | 6% | 280 | 2.1 | Shaping |
25/.06red | 0.25 | 6% | 280 | 2.3 | Shaping |
30/.05blue | 0.30 | 5% | 280 | 1.2 | Finishing |
35/.04green | 0.35 | 4% | 280 | 1.2 | Finishing |
40/.04black | 0.40 | 4% | 280 | 1.6 | Finishing |
45/.04white | 0.45 | 4% | 280 | 1.6 | Finishing |
50/.04yellow | 0.50 | 4% | 280 | 2.0 | Finishing |
60/.04blue | 0.60 | 4% | 280 | 3.0 | Finishing |
25/.07red | 0.25 | 7% | 280 | 2.0 | Finishing |
30/.06blue | 0.30 | 6% | 280 | 1.2 | Finishing |
35/.06green | 0.35 | 6% | 280 | 1.0 | Finishing |
40/.06black | 0.40 | 6% | 280 | 1.7 | Finishing |
R15/.05white | 0.15 | 5% | 280 | 0.3 | Retreatment |
R25/.05red | 0.25 | 5% | 280 | 1.2 | Retreatment |
Matching gutta-percha & paper points
- Gutta-percha
- Mtwo Gutta-Percha25/.06, 30/.05, 35/.04, 40/.04, 45/.04, 50/.04, 60/.04, 25/.07, 30/.06, 35/.06, 40/.06
- Paper points
- Mtwo Paper Points25/.06, 30/.05, 35/.04, 40/.04, 45/.04, 50/.04, 60/.04, 25/.07, 30/.06, 35/.06, 40/.06
Clinical Tips
- All files use 280 RPM (recommended; range 250-350 RPM per IFU). Torque is size-specific: 1.2 Ncm (10/.04), 1.3 Ncm (15/.05), 2.1 Ncm (20/.06), 2.3 Ncm (25/.06). VDW motors have pre-programmed Mtwo settings.
- Simultaneous Shaping means each file goes to full working length — no crown-down staging. This preserves tooth substance compared to coronal-first techniques.
- Brushing file movement: when resistance is felt, pull back 1-2 mm and stroke laterally against the canal wall (like a Hedstroem file), then allow the instrument to re-advance apically.
- No separate coronal flaring is needed — Mtwo's lateral cutting efficiency gradually widens the canal entrance with each file used.
- Apical gauging with ISO #30 hand file after the basic sequence determines if further enlargement is needed.
- Retreatment files R15/.05 (narrow canals, 0.3 Ncm) and R25/.05 (medium/wide canals, 1.2 Ncm) have active cutting tips for gutta-percha removal.
- Compatible with VDW.GOLD RECIPROC, VDW.SILVER RECIPROC, and VDW.CONNECT Drive motors (pre-programmed Mtwo settings available).
Warnings
- Reusable sterile instrument per 2023 IFU — cleaned undamaged instruments validated for up to 8 processing cycles; silicone stops are single-use and must be replaced after each use
- VDW states it is safest to use Mtwo instruments only once — if reusing, document frequency with control stickers and inspect carefully
- Contains nickel — do not use on patients with known nickel allergy
- Do not use in root canals with abrupt apical curvatures — use pre-curved hand files instead (per IFU)
- Do not fully immerse in NaOCl — working part only, max 5% concentration (per IFU)
- Do not use in a pecking movement — only brushing and automatic advancement
- Never force files apically — allow cutting action to progress naturally
- For extremely curved canals: consider single-canal use per file and visual inspection for deformation after every use (per IFU)
- Torque alarm signal indicates excessive stress — pull back, create space with brushing, then re-advance
Obturation Techniques
Single cone, warm vertical, carrier-based & lateral compaction
Protocol
01Glide Path2
02Shaping2
03Finishing2
Related Systems
From VDW Systems
Manufacturer page
VDW SystemsOther continuous rotation systems
Motion category
Continuous RotationAlloy
Conventional NiTiCollections
Clinical guides
Frequently Asked Questions
What alloy is Mtwo made from?
What alloy is Mtwo made from?
Answer
Mtwo® is manufactured from Conventional NiTi.
How many files are in the Mtwo sequence?
How many files are in the Mtwo sequence?
Answer
The Mtwo® system includes 16 files: 10/.04, 15/.05, 20/.06, 25/.06, 30/.05, 35/.04, 40/.04, 45/.04, 50/.04, 60/.04, 25/.07, 30/.06, 35/.06, 40/.06, R15/.05, R25/.05.
What motion type does Mtwo use?
What motion type does Mtwo use?
Answer
Mtwo® uses continuous rotation motion.
What cases is Mtwo best for?
What cases is Mtwo best for?
Answer
Mtwo® is best suited for: Simultaneous Shaping to full WL, all-in-one basic 4-file sequence, wide range of apical finishing sizes.
What speed and torque settings are recommended for Mtwo?
What speed and torque settings are recommended for Mtwo?
Answer
Recommended settings: 280 RPM and 1.2 / 1.3 / 2.1 / 2.3 / 1.6 / 2.0 / 3.0 / 1.0 / 1.7 / 0.3 Ncm across the file sequence (refer to official DFU for full per-file parameters).
Reviewed by
Uzm. Dt. Levent Yüksel
DDS · Endodontist
Endodontist — DDS, Hacettepe University; endodontics specialty training, Ankara University. 10+ years of clinical experience. Sole author and reviewer of EndoGuide content.
Cite this page
Citation formats for the manufacturer-verified specification data on this page.
AMA
Yüksel L. Mtwo: sequence, speed and torque settings. EndoGuide. Updated: 2026-10-03. https://endo-guide.app/system/mtwo
BibTeX
@misc{endoguide-mtwo,
author = {Yüksel, Levent},
title = {Mtwo: sequence, speed and torque settings},
howpublished = {\url{https://endo-guide.app/system/mtwo}},
year = {2026},
note = {EndoGuide. Updated: 2026-10-03}
}Powered by:Uzm. Dt. Levent Yüksel
@endoguideappIndependent educational resource. Product names and trademarks belong to their respective manufacturers, who neither sponsor nor endorse EndoGuide.