Milwaukee® 49-56-0043 HOLE DOZER™ 1″ Bi-Metal Hole Saw – Technical Product Information
The Milwaukee® 49-56-0043 HOLE DOZER™ 1″ Bi-Metal Hole Saw is designed for professional-grade cutting performance across a variety of materials, providing maximum durability, precision, and productivity. Utilizing a 3.5 TPI variable pitch tooth configuration, this hole saw ensures faster cutting, reduced vibration, and extended service life in metal and multi-material applications. The Matrix II bi-metal teeth with 8% cobalt content deliver superior heat and wear resistance, while the reinforced alloy steel body maintains structural rigidity under demanding loads. Milwaukee’s ALL-ACCESS SLOT™ technology enhances chip ejection and simplifies plug removal for improved workflow efficiency. Engineered for cordless and corded operation, the HOLE DOZER™ line features a Thermoset Coating that minimizes friction, allowing up to 25% more holes per charge when used with cordless drills. Proudly made in the USA, this model sets the standard for professional reliability and longevity in jobsite conditions.
Technical Specifications
- Manufacturer: Milwaukee Tool
- Model Number: 49-56-0043
- Series: HOLE DOZER™ Bi-Metal Series
- Tool Type: Bi-Metal Hole Saw
- Diameter: 1 inch (25.4 mm)
- Tooth Design: 3.5 TPI variable pitch for improved speed and reduced vibration
- Tooth Material: Matrix II high-speed steel with 8% cobalt for heat and wear resistance
- Body Material: Reinforced alloy steel for consistent performance under load
- Cutting Depth: 1-5/8 inches (41.3 mm)
- Surface Finish: Thermoset Coating for reduced friction and cooler operation
- Slot Design: ALL-ACCESS SLOT™ for faster plug removal and efficient chip clearance
- Arbor Compatibility: Standard and quick-change arbors with pilot bits
- Optimized For: Cordless and corded drill applications
- Efficiency: Up to 25% more holes per battery charge (cordless operation)
- Applications: Electrical, mechanical, and HVAC installations; general-purpose metal, wood, PVC, and composite drilling
- Material Compatibility: Steel, stainless steel, aluminum, wood, PVC, composites, and non-ferrous metals
- Recommended Speed Range: Variable by substrate; reference Milwaukee speed charts for optimal cutting
- Operating Temperature Range: Up to 600°F (315°C) during high-load applications
- Drill Compatibility: Suitable for handheld drills, drill presses, and magnetic base drills
- Manufacturing Origin: Made in the USA
- Warranty: Lifetime Tooth Break Warranty
Design and Performance Features
- 3.5 TPI tooth configuration ensures aggressive cutting action and reduced vibration
- Matrix II bi-metal construction with cobalt alloy enhances durability and performance in metal applications
- Reinforced alloy steel body increases rigidity and extends tool life
- ALL-ACCESS SLOT™ design simplifies plug removal and improves chip evacuation
- Improved pilot visibility supports accurate hole placement
- Thermoset Coating reduces heat buildup for faster, smoother drilling
- Optimized for cordless tools to maximize efficiency and runtime
- Balanced construction provides stability during cutting and minimizes user fatigue
- Manufactured to precise tolerances for consistent, professional-grade performance
- Lifetime Tooth Break Warranty ensures product reliability in demanding environments
Professional Summary
The Milwaukee® 49-56-0043 HOLE DOZER™ 1″ Bi-Metal Hole Saw is built for contractors requiring a compact, high-performance cutting solution capable of withstanding heavy use across metal, wood, and composite substrates. Engineered with Matrix II bi-metal teeth, reinforced construction, and advanced coating technology, it delivers long-lasting performance, efficient chip ejection, and precise drilling results. Backed by Milwaukee’s Lifetime Tooth Break Warranty, this tool represents a reliable and durable choice for professionals performing repetitive or high-precision boring operations in the field or shop environments.
