09.5mm - 3/8 inch 80 Grit Round White Grinding Stone, USA

3/8 inch 80 Grit Round White Grinding Stone

• 3/8 inch diameter round ball
• 1/8 inch shank
• 1 7/8 inches long overall
• White aluminum oxide
• Soft / Medium bonded construction
• Used on harder steels which need a cool, brittle cutting action to avoid burns
• Maximum 60,000 RPM with one inch of the shank inserted in chuck
• New but not in retail packaging
• Made in USA by an industrial grinding products company