Trephine, Short - Inside Ø 8.0 mm, Sheath 2.35 x 30 mm, 17 Teeth, Graduation 7/10/13 Shorter Body 13.5 mm | Helmut Zepf No. 08.910.10S
The dental trephine 8mm surgical instrument from Helmut Zepf GmbH is engineered for precise osseous core removal and surgical site preparation in demanding clinical environments. Designed for professionals who require consistency and control, this trephine delivers reliable performance in oral surgical procedures.
Key Specifications
- Inside Diameter: 8.0 mm
- Sheath Dimensions: 2.35 x 30 mm
- Number of Teeth: 17
- Graduation Markings: 7 / 10 / 13 mm
- Shorter Body Length: 13.5 mm
- Item Number: Helmut Zepf No. 08.910.10S
Design & Engineering
This dental trephine 8mm surgical instrument features a shorter body design at 13.5 mm, providing improved access and maneuverability in restricted surgical sites. The 17-tooth cutting edge is optimized for efficient bone coring, while the precision graduation markings at 7, 10, and 13 mm enable accurate depth monitoring during the procedure. The sheath measures 2.35 x 30 mm, ensuring a secure fit in compatible handpiece connections.
As with all instruments in the Helmut Zepf range, this dental trephine 8mm surgical instrument is manufactured in Germany, reflecting the brand's longstanding commitment to quality craftsmanship and stringent production 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 the inside diameter of this trephine? The inside diameter is 8.0 mm, making it suitable for procedures requiring an 8 mm bone core.
What do the graduation markings indicate? The graduation markings at 7, 10, and 13 mm allow the clinician to monitor insertion depth accurately during surgery.
Why choose a shorter body trephine? The shorter body length of 13.5 mm offers enhanced access in anatomically confined areas, giving the surgeon greater precision and control. This dental trephine 8mm surgical instrument is particularly suited to cases where a standard-length body would be restrictive.
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.
Specifications: Helmut Zepf No. 08.910.10S
| Zepf No. | 08.910.10S |
| Instrument type | Trephine, short |
| Working end | Inside Ø 8.0 mm, 17 teeth, graduation 7 / 10 / 13 mm, body 13.5 mm |
| Shank | 2.35 mm x 30 mm |
| Part of set | 3D One Step Augmentation Set by Dr. Giesenhagen (47.500.31) |
| Pack / sold as | Single instrument |
This trephine with an inside diameter of 8.0 mm cores a cylinder of bone: it is used to harvest a bone core for grafting, to remove a failed implant with minimal bone loss, or to take a biopsy. The short body is for sites with limited interocclusal space, for example in the posterior region. It has 17 teeth on a 2.35 mm shank and is one of the larger sizes, for wide implants and block harvesting.
Read the guides: Trephine Burs for Dental Implants · Trephines · Implantology & Bone Regeneration · All implantology instruments · All Helmut Zepf instruments
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.
