Milwaukee Tool 4 in. x 22 in. One-Piece Spline Core Bit — Model 48-20-5484
The Milwaukee Tool One-Piece Spline Core Bit is engineered for high-productivity core drilling in concrete and masonry. The 4 in. diameter and 22 in. length provide the capacity needed for large conduit runs and structural penetrations, while asymmetrical and alternating teeth accelerate material pulverization for faster hole completion.
Key Features
- Asymmetrical and alternating teeth for faster material pulverization
- One-piece construction for added rigidity and durability
- 4 in. diameter for large conduit and structural penetrations
- 22 in. length provides extended reach through thick walls and slabs
- Spline shank for use with SDS-Max/Spline rotary hammer chucks
Applications
Designed for electricians and contractors performing large-diameter core drilling through concrete walls, floors, and structural slabs for conduit, sleeve, and penetration installations.
Specifications
- Brand: Milwaukee Tool
- Model: 48-20-5484
- UPC: 04524231577
- Diameter: 4 in.
- Length: 22 in.
- Shank Type: Spline
- Type: One-Piece Core Bit



