6" Bi-Metal Hole Saw Bulk, Rip Guard 3.5 TPI

Milwaukee® 49-56-0253 HOLE DOZER™ 6" Bi-Metal Hole Saw – Technical Product Information

The Milwaukee® 49-56-0253 HOLE DOZER™ 6" Bi-Metal Hole Saw is built for professional-grade performance, delivering exceptional durability, cutting precision, and long service life in demanding applications. Designed with a 3.5 TPI variable pitch tooth profile, this hole saw provides superior cutting efficiency across a wide range of materials including metal, wood, and composite substrates. Its optimized ALL-ACCESS SLOT™ configuration enables rapid plug removal, enhanced pilot visibility, and efficient chip ejection for cooler cutting. Featuring a Thermoset Coating for reduced friction and improved cordless tool efficiency, the HOLE DOZER™ is engineered for consistent performance, longevity, and productivity in high-intensity jobsite conditions.

Technical Specifications

• Manufacturer: Milwaukee Tool
• Model Number: 49-56-0253
• Product Series: HOLE DOZER™ Bi-Metal Series
• Product Type: Bi-Metal Hole Saw
• Diameter: 6 inches (152.4 mm)
• Tooth Design: 3.5 TPI variable pitch configuration
• Tooth Material: Matrix II High-Speed Steel with 8% cobalt alloy for enhanced heat and wear resistance
• Body Construction: Alloy steel body with precision-formed reinforcement for rigidity
• Cutting Depth: 1-5/8 inches (41.3 mm)
• Slot Geometry: ALL-ACCESS SLOT™ design for optimized plug ejection and chip flow
• Surface Coating: Thermoset Coating to minimize heat buildup and reduce friction
• Optimized Tool Compatibility: Cordless and corded drills with standard and quick-change arbors
• Performance Advantage: Provides up to 25% more holes per charge when used with cordless tools
• Applications: Metalworking, plumbing, HVAC, and electrical installations
• Cutting Capabilities: Suitable for mild steel, stainless steel, aluminum, wood, and plastics
• Pilot Bit Compatibility: Compatible with Milwaukee® universal and quick-change arbors
• Operating Speed: Variable by material; refer to manufacturer’s cutting speed chart for optimal performance
• Manufacturing Origin: Made in the USA
• Warranty: Lifetime Tooth Break Warranty

Design and Performance Features

• 3.5 TPI variable pitch teeth deliver smooth, fast cuts and increased durability in metal applications
• Matrix II bi-metal construction provides excellent heat resistance and long tooth life under high-load operation
• ALL-ACCESS SLOT™ geometry enables efficient plug removal and improved pilot bit visibility
• Thermoset Coating minimizes friction, enhances speed, and maintains cooler cutting conditions
• Optimized design supports cordless drilling efficiency with extended runtime and reduced power draw
• Durable alloy steel body resists deformation and maintains precise bore accuracy
• Universal compatibility with arbors and pilot bits for fast, tool-free bit changes
• Engineered for clean hole formation and minimized vibration during heavy-duty drilling
• Designed for professional-grade use across construction, fabrication, and maintenance environments

Professional Summary

The Milwaukee® 49-56-0253 HOLE DOZER™ 6" Bi-Metal Hole Saw provides contractors with a high-strength, precision-engineered cutting solution for metal and multi-material drilling applications. Its 3.5 TPI tooth profile and Matrix II bi-metal construction ensure long service life and efficient chip clearance under continuous operation. The ALL-ACCESS SLOT™ design streamlines plug removal and maintains pilot alignment accuracy, while the Thermoset Coating enhances thermal stability and cutting speed. Built for use with cordless and corded drills, this hole saw delivers superior productivity, consistent bore quality, and mechanical endurance demanded by professional trades.