 
        Norton - 4" Long x 5/16" Diam Aluminum Oxide Sharpening Stone - Half Round, Medium Grade
Item #: 90218488
Brand: Norton
Model #: 61463686370
Exact Tooling IR#: 04
Features and Benefits
Aluminum oxide is the most commonly used abrasive. Best-suited for general purpose deburring and blending, it is tough, economical and fracture resistant. Commonly used on ferrous alloys, high-tensile materials and wood. 
| Product Specifications | |
|---|---|
| Stone Material | Aluminum Oxide | 
| Overall Width/Diameter (Inch) | 5/16 | 
| Overall Length (Inch) | 4 | 
| Grade | Medium | 
| Shape | Half Round | 
| Specification | MF324 | 
| PSC Code | 5345 | 
