- Type 27 SG Depressed Center Grinding Wheel
- 4 in Diameter
- 24 Grit
| Dia. | 4 in |
| Thickness | 0.25 in |
| Hardness Grade | R |
| Abrasive Material | Aluminum Oxide |
| RPM [Max] | 15300 rpm |
| Abrasive Trade Name | A |
| Tool Shape | Type 27 |
| Type of Abrasive | Bonded |
| Arbor Diameter | 5/8 in |
| Grit | 24 |
| Weight | 2.49 LB |

