US No. 558X Busch Carbide Straight Fissure (Cylinder) Round Bur | Busch No. 31RL 012 – Crosscut – FG-XL | Pack of 2
The carbide cylinder round bone cutter dental bur from Busch & Co. GmbH is a precision-engineered rotary instrument designed to meet the demanding requirements of oral surgery procedures. Manufactured in Germany to exacting standards, this bur delivers consistent, controlled cutting performance across a range of clinical applications.
This is a US No. 558. See all 6 Busch versions — materials, shanks, cuts and packs — on our US No. 558 page.
Product Details
- Type: Carbide, Cylinder Round, Bone Cutter
- ISO Classification: 500 316 140 007 012
- US No.: 558X
- Shank: FGXL (Friction Grip Extra Long)
- Pack Size: 2 burs per pack
Applications
This carbide cylinder round bone cutter dental bur is specifically indicated for oral surgery, where precise osseous reduction and bone shaping are essential. The cylindrical round geometry provides a consistent cutting profile, allowing clinicians to work with accuracy and confidence during surgical procedures.
The carbide cylinder round bone cutter dental bur is well-suited for the following clinical procedures:
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Oral Surgery — Cutting and shaping of bone in oral and maxillofacial surgical procedures. |
Why Choose This Bur?
As a carbide cylinder round bone cutter dental bur, this instrument offers the hardness and wear resistance associated with carbide construction, making it well-suited for cutting through cortical and cancellous bone. The FGXL shank provides extended reach in deeper surgical sites, while the round cylinder head geometry ensures smooth, predictable cutting action with minimal vibration.
Instrument Dimensions
| Head Ø | 1.2 mm (ISO size 012) |
|---|---|
| Shank | FG (Friction Grip) — 1.60 mm Ø, 19 mm overall length (ISO 314) |
Per ISO 6360, the size number is the maximum head diameter in tenths of a millimeter. See our Busch Bur Size Chart for the full size conversion table, shank codes, and color ring guide.
Busch Warranty & 60-Day Returns
This Busch instrument is guaranteed against manufacturing and workmanship defects — we'll repair or replace it under normal professional use. Unused, unopened product in its original packaging can also be returned or exchanged within 60 days of delivery. Full terms are on our Warranty page and Returns page.
FAQ
What procedures is this bur intended for?
This carbide cylinder round bone cutter dental bur is designed for oral surgery applications, primarily bone cutting and osseous reshaping.
How many burs are included?
Each pack contains 2 burs.
What shank type does this bur use?
It features an FGXL (Friction Grip Extra Long) shank, compatible with standard high-speed handpieces accepting FG-type burs.
