The Milwaukee® 7-1/2" 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". 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” or 12” SDS Plus adapter shank.
- Highly durable: Made of high-quality steel with tough core construction
- Versatile: Use with Milwaukee® 8” and 12” SDS Plus adapter shanks for core bits 1-3/4” and larger