6" Grinding Wheel For Bench Grinders Six Inches Wide by 3/4 Inch with 1/2 Arbo. GRINDING WHEEL 5 INCH 5/8 WIDE 1/2 HOL CUT OF DISC B600 5BL BLUE LABEL 5/8 HOLE. THIS CAME WITH A BOX OF OTHER STONES I HAVE NO USE FOR THESE SO I AM PASSING THEM ON. FIVE INCH COARSE STONE 1/2 HOLE BLUE LABLE CUTTING DISC HEAVILY .