Alpen Coltene #R500557 FG-OS #557 Cross-Cut Straight Fissure Carbide Bur — Pack of 10

[AcmeDent sku='BU7130']

Elevate your operative and surgical dental procedures with the Alpen Coltene #R500557 FG-OS #557 Cross-Cut Straight Fissure Carbide Bur. Designed for precise preparation of cavity margins, occlusal surfaces, and restoration trimming, this bur offers reliable performance with minimal vibration and exceptional durability.

Key Features & Benefits:

• Straight fissure, cross-cut design (#557) for efficient cutting through enamel, dentin, and restorative materials.
• FG-OS (Friction Grip, Operative/Surgical length) shank provides optimal working depth and control with high-speed handpieces.
• One-piece carbide construction eliminates brazed joints—reduces risk of breakage and corrosion.
• Pack of 10 burs — excellent supply for frequent use, cost-effective and ready for quick replacement.
• Ideal for: cavity preparation, bulk reduction, finishing flat walls, refining axial and pulpal walls.

Technical Specifications:

• Shank Type: FG-OS (Friction Grip Operative/Surgical Length)
• Head Shape: Straight fissure
• Cut Type: Cross-cut flutes
• Diameter: ~1.0 mm (consistent with #557 cross-cut standard)
• Package Quantity: 10 burs per pack

Used by modern restorative dentists and oral surgeons alike, this bur is engineered for speed, precision, and longevity—ensuring clean margins, efficient cutting, and superior control for clinical excellence.