Curette Insert, Langer 5L M5, ZEPF NANOPAL Coating
Langer Universal Curette Insert – Precision Periodontal Instrumentation
The Langer Universal Curette Insert is a trusted choice for dental professionals seeking reliable, versatile performance across a wide range of periodontal scaling and root planing procedures. Designed to access multiple tooth surfaces and adapt to various root morphologies, this instrument delivers consistent clinical results in both anterior and posterior regions.
ZEPF NANOPAL Coating Technology
This Langer Universal Curette Insert features the ZEPF NANOPAL coating, a proprietary surface treatment developed by Helmut Zepf GmbH to enhance instrument durability and corrosion resistance. The NANOPAL coating helps maintain the sharpness of the working edge over repeated sterilization cycles, contributing to a longer service life without compromising cutting efficiency. This makes it an ideal choice for high-demand clinical environments where instrument longevity is a priority.
Langer 5L M5 Design
The Langer 5L configuration incorporates a balanced shank design that facilitates effective adaptation to mesial and distal surfaces of posterior teeth. The M5 design — a longer, thinner and more flexible first shank with a shortened working end (see Design Notes below) — is built for deep, narrow pockets. The insert threads into compatible Helmut Zepf interchangeable-insert handles, ensuring ease of use and predictable clinical outcomes.
Key Features
- Langer Universal Curette Insert design for multi-surface adaptability
- ZEPF NANOPAL coating for enhanced corrosion resistance and edge longevity
- Langer 5L configuration for posterior access
- M5 deep-scaling shank for deep, narrow pockets
- Interchangeable insert that threads into compatible Helmut Zepf handles
- Manufactured by Helmut Zepf GmbH to professional dental standards
1-Year Warranty
This Helmut Zepf instrument is covered by a 1-year warranty against defects in materials and workmanship from the date of delivery.
60-Day Returns — Any Reason, Even If Used
Put this instrument to work in your practice. If it is not right for you, return it within 60 days of delivery for a full refund — for any reason, even if it has been used.

FAQ
What is a Langer Universal Curette Insert used for? It is used for periodontal scaling and root planing, offering versatile access to multiple tooth surfaces including mesial and distal aspects of posterior teeth.
What does the NANOPAL coating provide? The NANOPAL coating enhances corrosion resistance and helps preserve the working edge through repeated sterilization and clinical use cycles.
Which handles does this insert fit? It threads into compatible Helmut Zepf interchangeable-insert handles. Verify the thread specification against your handle before clinical use.
Design Notes
The M5 design: the first shank is about 3 mm longer than standard and the sharpened working end is shortened, with a 0.95 mm thin, flexible and therefore highly tactile first shaft — built for special subgingival curettage in tight, deep pockets (beyond 5 mm) and along narrow root surfaces. Manufacturer literature (PDF).
Nanopal® coating: the black crystalline nano-coating raises surface hardness to 4,500 Vickers — the highly tempered cutting edge stays aggressive and sharp far longer and does not need resharpening after each curettage, while the scratch-resistant black surface is easy to clean and prevents light reflections. Manufacturer literature (PDF).
Specifications: Zepf No. 24.751.105LM5OX
| Zepf No. | 24.751.105LM5OX |
| Insert type | Curette insert |
| Pattern / working end | Langer 5L M5 (Langer 5/6) |
| Material or coating | ZEPF NANOPAL coating |
| Fits handle | Compatible Helmut Zepf interchangeable-insert handles |
| Sold as | Replacement insert |
This Langer 5L insert carries a universal curette blade for subgingival scaling and root planing, so one working end covers mesial and distal surfaces; the M5 shank is longer and thinner for deep, narrow pockets. Its NANOPAL coating is a harder surface for a longer-lasting edge. The insert is the part that wears, so it is exchanged on its own and the handle stays.
Read the guides: Hygiene Instruments with QuickFix Replaceable Tips · All QuickFix replaceable tips · Helmut Zepf Dental Instrument Collection
This is a Langer 5/6 Universal Curette. See all 19 Zepf versions — handles, coatings and replacement inserts — on our Langer 5/6 Universal Curette page.
Backed by our Helmut Zepf Warranty — lifetime on extraction and explantation forceps, one year on every other Zepf instrument. Full terms and how to make a claim are on the Warranty page.
