Back Action Chisels, Curette Bone Scraper by Buser 3 mm/5 mm | Helmut Zepf No. 24.495.03
The back action chisel by Buser (Helmut Zepf No. 24.495.03) is a precision-engineered surgical instrument designed for demanding bone scraping and curette procedures in oral and maxillofacial surgery. Available in dual working widths of 3 mm and 5 mm, this instrument addresses a broad range of clinical requirements within a single, well-balanced design.
Instrument Overview
The back action chisel configuration enables the clinician to apply controlled, directed force through a pulling motion, making it particularly effective for accessing confined anatomical spaces where conventional push-action instruments are impractical. The curette bone scraper geometry by Buser supports precise removal and contouring of both cortical and cancellous bone tissue, supporting accuracy during implant site preparation and osseous surgical procedures.
Key Features
- Dual working ends: 3 mm and 5 mm blade widths
- Back action (pull-stroke) cutting design for enhanced control and access
- Curette bone scraper profile developed by Buser
- Manufactured in Germany to Helmut Zepf quality standards
- Suitable for osseous surgical and implant site preparation procedures
Made in Germany

This back action chisel is crafted in Germany, reflecting the rigorous manufacturing standards and material quality for which Helmut Zepf instruments are recognized in professional dental and surgical settings worldwide. The combination of proven design principles and German engineering ensures reliable, consistent performance across clinical applications.
FAQ
What is the intended use of a back action chisel? A back action chisel is used in oral surgery and implantology to scrape, contour, and remove bone tissue using a controlled pull stroke, providing access in areas where push-action instruments are impractical.
What blade widths are available? This instrument features two working ends — a 3 mm and a 5 mm blade — providing versatility for different site dimensions and procedural requirements.
Is this instrument reusable and sterilizable? As a professional-grade surgical hand instrument, it is intended for reuse following standard sterilization protocols applicable to stainless steel dental instruments.
