Usefull for: stainless steel, steel, bronze, copper, brass
Density: medium
Round per minutes: 3500 - 6000
Round per minutes:12500 - 9500
Round per minutes: 2000 - 4000
Round per minutes: 1000 - 2500
Round per minutes: 1500-3000
Round per minutes: 4000 - 7500
Round per minutes: 2500-5000