Features: A good high performance mineral that is sharp, hard and tough. It is a versatile mineral that works well under high heat and grinding pressure applications but can also be effective on many materials at lower grinding pressure levels. Metalwork finishing on stainless steel and nickel alloys, forged steel and aluminum components Specifications:: Length: 18"Width: 1/2"Type: CoatedGrit: 120Mineral: Zirconia Alumina