The Milwaukee® 7-1/2 in. extension for large thin wall core bits expands your drilling capacity. Made of high-quality steel, the extension extends your drilling by up to 7-1/2 in.. it attaches easily to SDS Plus core bit adapters and features smooth, tough thin core construction for dependability. For deeper drilling, use the extension with a Milwaukee 8 in. or 12 in. SDS Plus adapter shank.
| Competitor Name | Competitor Part Number |
|---|---|
| Grainger | 45L425 |
| MSC | 36132520 |