Trephine - Inside Ø 10.0 mm, Sheath 2.35 mm x 30 mm Lg, 19 Teeth Graduation 7/10/13/16 | Helmut Zepf No. 08.910.12
The dental trephine 10mm surgical instrument from Helmut Zepf is engineered for demanding oral surgical procedures that require precision cutting and reliable performance. Designed with an inside diameter of 10.0 mm, this trephine delivers consistent, controlled tissue coring in a clinical environment.
Key Specifications
- Inside Diameter: 10.0 mm
- Sheath: 2.35 mm diameter x 30 mm length
- Number of Teeth: 19
- Graduation: 7 / 10 / 13 / 16 mm
- Helmut Zepf Item No.: 08.910.12
Product Overview
As a precision dental trephine 10mm surgical instrument, this tool is suitable for bone core sampling, implant site preparation, and other oral surgical applications where defined depth control is essential. The graduated markings at 7, 10, 13, and 16 mm allow the clinician to monitor insertion depth with confidence, reducing the risk of over-penetration and supporting predictable surgical outcomes.
The 19-tooth cutting edge provides efficient material removal while maintaining structural integrity of the surrounding tissue. The robust sheath design ensures stability during rotation, contributing to accurate, repeatable cuts in cortical and cancellous bone.
German Craftsmanship
Manufactured by Helmut Zepf GmbH, this dental trephine 10mm surgical instrument reflects the high standards of German precision engineering. Each instrument is produced with strict quality controls to meet the expectations of dental surgeons and oral health professionals worldwide.
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 the inside diameter of this trephine? The inside diameter is 10.0 mm, making it suitable for standard bone core procedures requiring a 10 mm cutting diameter.
What do the graduation markings indicate? The graduation markings at 7, 10, 13, and 16 mm indicate insertion depth, enabling precise intraoperative depth control.
How many cutting teeth does this instrument have? This dental trephine 10mm surgical instrument features 19 teeth for efficient and controlled bone cutting.
Compare With
| Brand | Trephines — graduated, Ø 1.7–10.0 mm (30 mm sheath) – Base Designation |
|---|---|
| Karl Schumacher | C-08.910.03/04/05/06/07/08/09/10 |
| ACE Southern | 04-9480-01 … 04-9487-02 |
Base pattern designations shown. Same clinical pattern, not identical manufacture — see our Surgical Instrument Comparison Chart.
Manufacturer literature: ZEPF Dental Catalog (PDF) — more in our Catalogs & Product Library.
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.




