- Medium-hard aluminum oxide
- Ideal for both hard and soft mold steels
- Cuts fast with moderate breakdown
- Our most popular stone type
- Made in USA
PCS Company offers Gesswein Diemaker Finishing Stones, one of our most popular polishing stones. Gesswein Diemaker Stones combine the characteristics of fast cutting and moderate breakdown. They can be used in a profiler or ultrasonic polisher. Made up of Medium-hard aluminum oxide. Ideal for both hard and soft mold steels. They come in a wide array of sizes and shapes. Sold in packages.