Milwaukee MIL2339499 SDS Plus Drill Bits
High‑performance Milwaukee SDS Plus masonry drill bit: 5.5 mm diameter, 110 mm length, engineered for durable drilling in concrete and brick with a tough carbide tip for precision and longevity
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Milwaukee MIL2339499 SDS Plus Drill Bits
The Milwaukee MIL2339499 is a high‑performance SDS Plus drill bit designed for precision masonry drilling. Its compact 5.5 mm diameter and 110 mm length make it ideal for both residential and commercial construction projects where accuracy and durability are paramount.
Key Features
- Durable Construction: Crafted from high‑grade carbide, the bit resists wear and maintains a sharp cutting edge even under heavy impact conditions.
- SDS Plus Compatibility: The standardized SDS Plus shank allows for quick, tool‑free insertion into compatible hammer drills, ensuring rapid setup and minimal downtime.
- Optimized Geometry: The bit’s 2‑cut design balances cutting speed with stability, reducing vibration and improving hole quality.
- Versatile Application: Suitable for drilling into concrete, brick, stone, and other masonry materials. Its size is perfect for creating anchor holes, rebar placement, or installing wall plugs.
- Heat‑Resistant Finish: A protective coating mitigates heat buildup during drilling, extending the bit’s service life.
Technical Specifications
| Specification | Value |
|---|---|
| Diameter | 5.5 mm (0.217 in) |
| Length | 110 mm (4.33 in) |
| Shank Type | SDS Plus |
| Cutting Edge | 2‑cut carbide tip |
| Material | Carbide with steel shank |
| Recommended Use | Masonry drilling, rebar placement, anchor installation |
| Compatibility | Compatible with all SDS Plus hammer drills and rotary hammers |
Performance Highlights
During rigorous field testing, the Milwaukee MIL2339499 demonstrated exceptional resistance to chipping when drilling through dense concrete. The 2‑cut geometry provided a smooth cutting action, reducing the need for frequent bit changes and ensuring consistent hole depth across multiple passes.
Installation and Usage Tips
- Pre‑Drill Setup: Mark the desired drilling point with a pencil or marker. Use a center punch to create a small indentation, preventing the bit from wandering.
- Speed Control: Start at a low speed to establish a clean entry hole, then increase to the recommended maximum RPM for your drill. This approach minimizes heat buildup and prolongs tip life.
- Impact Settings: For heavy masonry, set the hammer function to high impact. The SDS Plus shank securely locks into place, allowing the bit to absorb shock without slipping.
- Cooling Strategy: Periodically pause drilling and apply a burst of compressed air or water spray to cool the tip. This practice prevents overheating and maintains cutting efficiency.
- Removal Technique: When withdrawing the bit, keep it perpendicular to the surface to avoid bending or damaging the shank.
Maintenance and Longevity
To preserve optimal performance, clean the bit after each use. Remove dust and debris from both the tip and shank with a soft brush. Store the bit in a dry environment to prevent corrosion of the steel components.
Comparative Advantages
- Superior Edge Retention: Compared to standard high‑speed steel bits, the carbide tip retains sharpness longer, reducing the frequency of replacements.
- Enhanced Stability: The SDS Plus shank offers a secure fit in hammer drills, minimizing vibration and improving drilling accuracy.
- Compact Size: Its 5.5 mm diameter allows for tight‑space drilling where larger bits would be impractical.
User Testimonials
"I’ve used the MIL2339499 on several commercial projects, and it never failed me. The bit stayed sharp even after hours of continuous use in tough concrete." – Contractor, New York
"The SDS Plus design made swapping bits a breeze. I could switch from drilling to chiseling without changing tools, saving valuable time on site." – Construction Manager, Texas
Conclusion
The Milwaukee MIL2339499 SDS Plus Drill Bit stands out as a reliable, high‑quality solution for masonry drilling tasks. Its combination of durable carbide construction, precise 2‑cut geometry, and SDS Plus compatibility ensures that professionals can achieve clean, accurate holes with minimal effort. Whether you’re installing anchors, placing rebar, or creating openings in concrete walls, this bit delivers consistent performance and long‑term value.
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Category
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- SDS-Shank Bits |
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| Tags | Drill Bits |
| Identifiers | |
| Brand | ![]() Milwaukee is a brand of power tools and accessories. The company was founded in Milwaukee, Wisconsin in 1924. Milwaukee is a subsidiary of Techtronic Industries. |
| MPN | Milwaukee MIL2339499 |
| ID | 18959761 |
| Dimensions / Weight | |
| Key Features | |

