The Milwaukee® 7-1/2 in. extension for small 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.

• Highly durable: made of high-quality steel with tough core construction
• Versatile: use with Milwaukee® 8 in. and 12 in. SDS plus adapter shanks for core bits 1-1/2 in. or smaller
• Extends small thin wall core bits
• Thin core construction