4-1/2 in. Ice Hardened Hole Saw - Milwaukee Electric Tools

The Milwaukee 49-56-0233 4-1/2 in. Ice Hardened Hole Saw is engineered for professional applications requiring precise and durable cutting through various materials. Utilizing a proprietary cryogenic hardening process, this hole saw delivers enhanced structural integrity and extended operational life compared to conventionally heat-treated alternatives. Its design focuses on efficient material removal and robust construction, making it a reliable choice for demanding automotive and industrial tasks.

Key Features

• Cryogenic Hardening: Milwaukee's Ice Hardened™ process treats the tool to its core, transforming soft metal into a harder, more consistent structure, resulting in up to 50% longer life than traditional hole saws.
• Optimized Tooth Geometry: Features an advanced tooth form designed to facilitate up to 2X faster cutting speeds through tough materials, enhancing job site efficiency.
• Easy Plug Removal: Wide, angled, and offset slug slots allow for quick and effortless removal of cut material, minimizing downtime between operations.
• Bi-Metal Construction: Manufactured with premium bi-metal material and an 8% cobalt content, ensuring superior wear resistance and prolonged sharpness even under heavy use.
• Arbor Compatibility: Designed for seamless integration with Milwaukee arbors including models 49-56-7240, 49-56-7250, 49-56-9100, 49-56-7055, 49-56-7040, 49-56-7140, and 49-56-7150.

Applications

This 4-1/2 inch Ice Hardened Hole Saw is suitable for a wide range of professional applications, including electrical installations, plumbing work, HVAC system modifications, and general fabrication. It is capable of cutting clean, precise holes in materials such as mild steel, stainless steel, cast iron, and aluminum, making it an essential tool for electricians, plumbers, fabricators, and maintenance technicians.

Specifications

• Hole Diameter: 4-1/2 in.
• RPM Mild Steel: 75
• RPM Stainless Steel: 35
• RPM Cast Iron: 50
• RPM Aluminum: 105