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- Bi-Metal Hole Saws
- 4 1/2" Hole Diameter
- 70 rpm Recommended RPM in Steel
- 4.5/5.5 Teeth Per Inch
features
- Variable depth gullets provide more efficient chip clearance
- 4/6 variable pitch teeth for reduced noise and improved performance
- Electronic beam weld for stronger, longer lasting teeth
- Bi-metal construction for toughness and long life
| Teeth Per Inch (Text) | 4.5/5.5 |
| RPM | 70 rpm |
| Manufacturer Name | Irwin® |
| Hole Dia. | 4.5 in |
| Package Type | Box |
| Weight | 0.59 LB |
