https://iowaprotocols.medicine.uiowa.edu/protocols/bien-otologic-electric-drill-tray
Bien Otologic Electric Drill Tray | Iowa Head and Neck Protocols - Carver College of Medicine | The...
1 (Bien) Ball Bearing Handpiece, Straight, 11.1 cm1 (Bien) Ball Bearing Handpiece, Angled, 12.7 cm1 Bien Otologic Micromotor 40,000 RPM, 100 mm1 Hall Burr...
head and neckcollege of medicineelectric drillbienotologic