Fast and easy removal of the arch or palate areas of gypsum and stone models is accomplished with Ray Foster Model Arch Trimmer and SaburTooth Carbide Burs.
Item No.:
Cylinder 3/4″ Dia. x 1-1/4″, Coarse: A420
Taper Cylinder 3/4″ Dia. at Base x 1-1/4″, Coarse: A421
Cylinder 3/4″ Dia. x 1-1/4″, Fine: A422
Taper Cylinder 3/4″ Dia. at Base x 1-1/4″, Fine: A423
![[RAY FOSTER] Saburtooth carbide burs](https://apexontech.com/wp-content/uploads/2025/05/A420-700x460-1.jpg)
![[RAY FOSTER] Model Arch Trimmer](https://apexontech.com/wp-content/uploads/2025/05/MR20-650x400-1-400x400.jpg)
![[RAY FOSTER] Dry Model Trimmer](https://apexontech.com/wp-content/uploads/2025/05/Model-MTD1-400x400.jpg)
![[RAY FOSTER] High-Speed Grinder Equipped with Automatic Spindle (AG03 Replacement)](https://apexontech.com/wp-content/uploads/2024/05/AG03-650x400-1-400x400.jpg)
![[RAY FOSTER] High Speed Alloy Grinder with Self-contained Dust Collector](https://apexontech.com/wp-content/uploads/2025/05/AG04-700x460-1-400x400.jpg)
![[RAY FOSTER] Replacement parts for Alloy grinders](https://apexontech.com/wp-content/uploads/2025/05/BD-2-400x400.png)
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