2-3/4" Bi-Metal Hole Saw Bulk, Rip Guard 3.5 TPI

Milwaukee® 49-56-0163 HOLE DOZER™ 2-3/4" Bi-Metal Hole Saw – Technical Product Information

The Milwaukee® 49-56-0163 HOLE DOZER™ 2-3/4" Bi-Metal Hole Saw is designed for professional-grade drilling and cutting applications that demand long tool life, precision, and performance. Built with a 3.5 TPI variable pitch tooth geometry, it provides smoother cuts and faster material removal across metals, wood, and composite substrates. The Matrix II high-speed steel teeth with 8% cobalt ensure superior heat resistance and durability under heavy-duty use. Milwaukee’s ALL-ACCESS SLOT™ design enhances operator efficiency by allowing easy plug removal, improved chip evacuation, and greater pilot bit visibility. Optimized with a Thermoset Coating, this hole saw operates cooler, cuts faster, and provides up to 25% more holes per charge when used with cordless tools. Proudly made in the USA, the HOLE DOZER™ line sets the industry standard for reliability and long-term performance in professional environments.

Technical Specifications

• Manufacturer: Milwaukee Tool
• Model Number: 49-56-0163
• Series: HOLE DOZER™ Bi-Metal Series
• Tool Type: Bi-Metal Hole Saw
• Diameter: 2-3/4 inches (69.9 mm)
• Tooth Design: 3.5 TPI variable pitch tooth pattern
• Tooth Material: Matrix II high-speed steel with 8% cobalt content
• Body Construction: Reinforced alloy steel body for stability and concentricity
• Cutting Depth: 1-5/8 inches (41.3 mm)
• Slot Design: ALL-ACCESS SLOT™ for rapid plug ejection and chip removal
• Surface Finish: Thermoset Coating for friction reduction and enhanced speed
• Cordless Optimization: Delivers up to 25% more holes per battery charge
• Applications: Electrical rough-in, HVAC duct installation, conduit cutting, and general construction
• Material Capability: Ferrous and non-ferrous metals, aluminum, stainless steel, wood, PVC, and composite materials
• Compatible Arbor Types: Universal and quick-change arbors with pilot bits
• Recommended Speed Range: Varies by material (refer to manufacturer’s cutting chart)
• Operating Orientation: Compatible with corded and cordless drill systems
• Manufacturing Origin: Made in the USA
• Warranty: Lifetime Tooth Break Warranty

Design and Performance Features

• 3.5 TPI variable pitch design ensures fast, precise, and clean cuts with reduced vibration
• Matrix II bi-metal construction provides heat resistance and long tool life under load
• ALL-ACCESS SLOT™ allows for effortless plug removal and efficient chip evacuation
• Thermoset Coating minimizes heat buildup, allowing faster, cooler operation
• Optimized design increases cordless tool efficiency, providing up to 25% more cuts per charge
• Reinforced alloy steel body ensures accurate concentric drilling and extended structural life
• Ideal for professional-grade applications in construction, electrical, plumbing, and HVAC work
• Compatible with Milwaukee® quick-change and standard arbors for streamlined use
• Engineered and manufactured in the USA for consistent quality and precision tolerances

Professional Summary

The Milwaukee® 49-56-0163 HOLE DOZER™ 2-3/4" Bi-Metal Hole Saw delivers the rugged reliability and cutting efficiency required by professional contractors. Its Matrix II high-speed steel teeth, combined with the ALL-ACCESS SLOT™ system and Thermoset Coating, provide faster cutting performance, extended tool life, and efficient material clearing. Designed for high-demand applications across metal and wood substrates, this hole saw maintains precision, productivity, and endurance on every use. Backed by Milwaukee’s Lifetime Tooth Break Warranty, it stands as a proven performer for jobsite durability and professional-grade performance.