• corundum abrasives made of fine materials of consistent hardness
• For grinding and machining of metallic workpieces, unhardened steel, non-ferrous metals, cast iron and alloy steel

Dimensions:

• Form spherical diameter 9.0 mm
• Shaft Diameter: 3.0mm
• Length: 44 mm
• optimum operating speed: 15000-18000 U / min
• Reliable maximum speed: 30,000 rev / min