# Milwaukee 1-5/8 in. x 23 in. 4-Cutter SDS-MAX Carbide Drill Bit

**Brand:** [Milwaukee](https://shop.coreranger.com/brands/Milwaukee)
**Model #:** 48-20-3991
**SKU:** HD-203176047
**Price:** $159 · out of stock
**URL:** https://shop.coreranger.com/product/milwaukee-1-5-8-in-x-23-in-4-cutter-sds-max-carbide-drill-bit-203176047

## Specifications

| Spec | Value |
|---|---|
| Features | No Additional Features |
| Pack Size | 1 |
| Returnable | 90-Day |
| Shank Style | SDS Max |
| Bit Diameter | 1-5/8 in |
| Bit Material | Carbide |
| Drill Bit Type | 4-Cutter |
| Individual/Set | Individual |
| Shank Diameter | 45/64 in |
| Bit Length (in.) | 23 in |
| Number of Pieces | 1 Piece |
| Tools Product Type | Power Tool |
| Drilling Depth (in) | 18 |
| Material Application | Brick,Concrete,Concrete with Rebar |
| Impact Driver Capability | Impact Rated |
| Drill Bit Type(s) Included | Percussion Bit |

## Description

The Milwaukee SDS-MAX 4-Cutter MX4 1-5/8 in. X 18 in. X 23 in. Drill Bits deliver up to 5x longer life in concrete with rebar. Engineered with rebar guards to provide maximum durability in hard aggregate and rebar. MX4 4-Cutter bits are designed with sharp centering tips for exact spot drilling in concrete. The integrated 4-cutter design prevents lock-up in rebar, reducing downtime. Variable flutes remove dust faster, reducing heat and delivering up to 15% more holes per battery charge. This bit features wear mark indicators to show the end of life and when bit no longer meets the ANSI requirement.The Milwaukee MX4 4-Cutter Drill Bits are ideal for concrete with rebar and masonry applications.

• Solid head carbide lasts 5 times longer in concrete with rebar
• Rebar guards enhance durability in hard aggregate and rebar
• Sharp tip for precise drilling in concrete and metal decking