Carborundum Carborundum 05539570195 | 7" Diameter x 5/8" Hole Size x 1/4" Thickness Extra Coarse 24 Grit Zirconium Type 27 Depressed Center Wheel $15.99
Carborundum Carborundum 05539502843 | 4-1/2" Diameter x 5/8" Hole Size x 1/4" Thickness Extra Coarse 24 Grit Aluminum Oxide Type 27 Depressed Center Wheel $6.67
Carborundum Carborundum 05539502872 | 4-1/2" Diameter x 7/8" Hole Size x 1/4" Thickness Extra Coarse 24 Grit Zirconia Alumina Type 27 Depressed Center Wheel $8.34
3M 3M 7100303966 | 4.500" Overall Diameter x 0.250" Thickness x 13300.0 RPM 36+ Grit Precision Shaped Ceramic Depressed Center Grinding Wheel $11.21
3M 3M 7100303967 | 5.000" Overall Diameter x 0.250" Thickness x 12250.0 RPM 36+ Grit Precision Shaped Ceramic Depressed Center Grinding Wheel $12.94
3M 3M 7100303965 | 4.000" Overall Diameter x 0.250" Thickness x 15300.0 RPM 36+ Grit Precision Shaped Ceramic Depressed Center Grinding Wheel $10.80
3M 3M 7100303964 | 4.000" Overall Diameter x 0.250" Thickness x 15300.0 RPM 36+ Grit Precision Shaped Ceramic Depressed Center Grinding Wheel $10.80